Home / 57,862.76-86,704.83-39,069.14

Finding the Fourth Proportional to 57,862.76, 86,704.83 and 39,069.14

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Solution

The fourth proportional to 57,862.76, 86,704.83 and 39,069.14 is: 58,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,862.76 : 86,704.83 = 39,069.14 : x
  2. Step 2: Convert to fraction form
    57,862.76/86,704.83 = 39,069.14/x
  3. Step 3: Cross multiply
    57,862.76x = 86,704.83 × 39,069.14
  4. Step 4: Simplify right side
    57,862.76x = 3,387,482,708.42
  5. Step 5: Solve for x
    x = 3,387,482,708.42/57,862.76
  6. Step 6: Final answer
    x = 58,543.41

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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.