Home / 113,262.60-156,288.78-62,266.92

Finding the Fourth Proportional to 113,262.60, 156,288.78 and 62,266.92

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Solution

The fourth proportional to 113,262.60, 156,288.78 and 62,266.92 is: 85,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,262.60 : 156,288.78 = 62,266.92 : x
  2. Step 2: Convert to fraction form
    113,262.60/156,288.78 = 62,266.92/x
  3. Step 3: Cross multiply
    113,262.60x = 156,288.78 × 62,266.92
  4. Step 4: Simplify right side
    113,262.60x = 9,731,620,961.16
  5. Step 5: Solve for x
    x = 9,731,620,961.16/113,262.60
  6. Step 6: Final answer
    x = 85,920.87

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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.