Home / 52,530.40-72,489.13-29,866.29

Finding the Fourth Proportional to 52,530.40, 72,489.13 and 29,866.29

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Solution

The fourth proportional to 52,530.40, 72,489.13 and 29,866.29 is: 41,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,530.40 : 72,489.13 = 29,866.29 : x
  2. Step 2: Convert to fraction form
    52,530.40/72,489.13 = 29,866.29/x
  3. Step 3: Cross multiply
    52,530.40x = 72,489.13 × 29,866.29
  4. Step 4: Simplify right side
    52,530.40x = 2,164,981,378.43
  5. Step 5: Solve for x
    x = 2,164,981,378.43/52,530.40
  6. Step 6: Final answer
    x = 41,213.88

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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.