Home / 40,759.59-61,132.83-11,170.50

Finding the Fourth Proportional to 40,759.59, 61,132.83 and 11,170.50

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Solution

The fourth proportional to 40,759.59, 61,132.83 and 11,170.50 is: 16,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,759.59 : 61,132.83 = 11,170.50 : x
  2. Step 2: Convert to fraction form
    40,759.59/61,132.83 = 11,170.50/x
  3. Step 3: Cross multiply
    40,759.59x = 61,132.83 × 11,170.50
  4. Step 4: Simplify right side
    40,759.59x = 682,884,277.52
  5. Step 5: Solve for x
    x = 682,884,277.52/40,759.59
  6. Step 6: Final answer
    x = 16,753.95

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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.