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Finding the Fourth Proportional to 18,074.66, 24,943.02 and 10,116.88

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Solution

The fourth proportional to 18,074.66, 24,943.02 and 10,116.88 is: 13,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074.66 : 24,943.02 = 10,116.88 : x
  2. Step 2: Convert to fraction form
    18,074.66/24,943.02 = 10,116.88/x
  3. Step 3: Cross multiply
    18,074.66x = 24,943.02 × 10,116.88
  4. Step 4: Simplify right side
    18,074.66x = 252,345,427.24
  5. Step 5: Solve for x
    x = 252,345,427.24/18,074.66
  6. Step 6: Final answer
    x = 13,961.29

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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.