Home / 113,286.17-156,331.61-62,298.85

Finding the Fourth Proportional to 113,286.17, 156,331.61 and 62,298.85

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Solution

The fourth proportional to 113,286.17, 156,331.61 and 62,298.85 is: 85,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,286.17 : 156,331.61 = 62,298.85 : x
  2. Step 2: Convert to fraction form
    113,286.17/156,331.61 = 62,298.85/x
  3. Step 3: Cross multiply
    113,286.17x = 156,331.61 × 62,298.85
  4. Step 4: Simplify right side
    113,286.17x = 9,739,279,521.65
  5. Step 5: Solve for x
    x = 9,739,279,521.65/113,286.17
  6. Step 6: Final answer
    x = 85,970.60

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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.