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Finding the Fourth Proportional to 182,516.31, 251,871.32 and 101,943.13

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Solution

The fourth proportional to 182,516.31, 251,871.32 and 101,943.13 is: 140,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,516.31 : 251,871.32 = 101,943.13 : x
  2. Step 2: Convert to fraction form
    182,516.31/251,871.32 = 101,943.13/x
  3. Step 3: Cross multiply
    182,516.31x = 251,871.32 × 101,943.13
  4. Step 4: Simplify right side
    182,516.31x = 25,676,551,523.86
  5. Step 5: Solve for x
    x = 25,676,551,523.86/182,516.31
  6. Step 6: Final answer
    x = 140,680.86

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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.