Home / 113,316.70-156,379.99-62,330.74

Finding the Fourth Proportional to 113,316.70, 156,379.99 and 62,330.74

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Solution

The fourth proportional to 113,316.70, 156,379.99 and 62,330.74 is: 86,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,316.70 : 156,379.99 = 62,330.74 : x
  2. Step 2: Convert to fraction form
    113,316.70/156,379.99 = 62,330.74/x
  3. Step 3: Cross multiply
    113,316.70x = 156,379.99 × 62,330.74
  4. Step 4: Simplify right side
    113,316.70x = 9,747,279,951.12
  5. Step 5: Solve for x
    x = 9,747,279,951.12/113,316.70
  6. Step 6: Final answer
    x = 86,018.04

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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.