Home / 71,860.26-107,885.77-61,397.52

Finding the Fourth Proportional to 71,860.26, 107,885.77 and 61,397.52

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Solution

The fourth proportional to 71,860.26, 107,885.77 and 61,397.52 is: 92,177.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,860.26 : 107,885.77 = 61,397.52 : x
  2. Step 2: Convert to fraction form
    71,860.26/107,885.77 = 61,397.52/x
  3. Step 3: Cross multiply
    71,860.26x = 107,885.77 × 61,397.52
  4. Step 4: Simplify right side
    71,860.26x = 6,623,918,812.01
  5. Step 5: Solve for x
    x = 6,623,918,812.01/71,860.26
  6. Step 6: Final answer
    x = 92,177.77

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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.