Home / 85,332.12-117,757.50-47,092.02

Finding the Fourth Proportional to 85,332.12, 117,757.50 and 47,092.02

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Solution

The fourth proportional to 85,332.12, 117,757.50 and 47,092.02 is: 64,986.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,332.12 : 117,757.50 = 47,092.02 : x
  2. Step 2: Convert to fraction form
    85,332.12/117,757.50 = 47,092.02/x
  3. Step 3: Cross multiply
    85,332.12x = 117,757.50 × 47,092.02
  4. Step 4: Simplify right side
    85,332.12x = 5,545,438,545.15
  5. Step 5: Solve for x
    x = 5,545,438,545.15/85,332.12
  6. Step 6: Final answer
    x = 64,986.53

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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.