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Finding the Fourth Proportional to 44,356.58, 66,518.44 and 15,889.10

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Solution

The fourth proportional to 44,356.58, 66,518.44 and 15,889.10 is: 23,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,356.58 : 66,518.44 = 15,889.10 : x
  2. Step 2: Convert to fraction form
    44,356.58/66,518.44 = 15,889.10/x
  3. Step 3: Cross multiply
    44,356.58x = 66,518.44 × 15,889.10
  4. Step 4: Simplify right side
    44,356.58x = 1,056,918,064.49
  5. Step 5: Solve for x
    x = 1,056,918,064.49/44,356.58
  6. Step 6: Final answer
    x = 23,827.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.