Home / 83,601.24-115,519.20-62,177.52

Finding the Fourth Proportional to 83,601.24, 115,519.20 and 62,177.52

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Solution

The fourth proportional to 83,601.24, 115,519.20 and 62,177.52 is: 85,916.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,601.24 : 115,519.20 = 62,177.52 : x
  2. Step 2: Convert to fraction form
    83,601.24/115,519.20 = 62,177.52/x
  3. Step 3: Cross multiply
    83,601.24x = 115,519.20 × 62,177.52
  4. Step 4: Simplify right side
    83,601.24x = 7,182,697,368.38
  5. Step 5: Solve for x
    x = 7,182,697,368.38/83,601.24
  6. Step 6: Final answer
    x = 85,916.16

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1.5x scale

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.