Home / 52,001.12-71,761.52-29,339.90

Finding the Fourth Proportional to 52,001.12, 71,761.52 and 29,339.90

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Solution

The fourth proportional to 52,001.12, 71,761.52 and 29,339.90 is: 40,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,001.12 : 71,761.52 = 29,339.90 : x
  2. Step 2: Convert to fraction form
    52,001.12/71,761.52 = 29,339.90/x
  3. Step 3: Cross multiply
    52,001.12x = 71,761.52 × 29,339.90
  4. Step 4: Simplify right side
    52,001.12x = 2,105,475,820.65
  5. Step 5: Solve for x
    x = 2,105,475,820.65/52,001.12
  6. Step 6: Final answer
    x = 40,489.05

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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.