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Finding the Fourth Proportional to 180,565.56, 270,700.53 and 68,182.01

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Solution

The fourth proportional to 180,565.56, 270,700.53 and 68,182.01 is: 102,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,565.56 : 270,700.53 = 68,182.01 : x
  2. Step 2: Convert to fraction form
    180,565.56/270,700.53 = 68,182.01/x
  3. Step 3: Cross multiply
    180,565.56x = 270,700.53 × 68,182.01
  4. Step 4: Simplify right side
    180,565.56x = 18,456,904,889.96
  5. Step 5: Solve for x
    x = 18,456,904,889.96/180,565.56
  6. Step 6: Final answer
    x = 102,217.19

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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.