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Finding the Fourth Proportional to 18,111.63, 24,994.13 and 10,563.19

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Solution

The fourth proportional to 18,111.63, 24,994.13 and 10,563.19 is: 14,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,111.63 : 24,994.13 = 10,563.19 : x
  2. Step 2: Convert to fraction form
    18,111.63/24,994.13 = 10,563.19/x
  3. Step 3: Cross multiply
    18,111.63x = 24,994.13 × 10,563.19
  4. Step 4: Simplify right side
    18,111.63x = 264,017,744.07
  5. Step 5: Solve for x
    x = 264,017,744.07/18,111.63
  6. Step 6: Final answer
    x = 14,577.25

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Half scale
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Double scale
Find fourth proportional to 18,112.63, 24,995.51 and 10,564.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.