Home / 113,211.30-156,235.34-62,225.85

Finding the Fourth Proportional to 113,211.30, 156,235.34 and 62,225.85

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Solution

The fourth proportional to 113,211.30, 156,235.34 and 62,225.85 is: 85,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,211.30 : 156,235.34 = 62,225.85 : x
  2. Step 2: Convert to fraction form
    113,211.30/156,235.34 = 62,225.85/x
  3. Step 3: Cross multiply
    113,211.30x = 156,235.34 × 62,225.85
  4. Step 4: Simplify right side
    113,211.30x = 9,721,876,520.41
  5. Step 5: Solve for x
    x = 9,721,876,520.41/113,211.30
  6. Step 6: Final answer
    x = 85,873.73

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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.