Home / 69,445.60-95,834.46-39,240.70

Finding the Fourth Proportional to 69,445.60, 95,834.46 and 39,240.70

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Solution

The fourth proportional to 69,445.60, 95,834.46 and 39,240.70 is: 54,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,445.60 : 95,834.46 = 39,240.70 : x
  2. Step 2: Convert to fraction form
    69,445.60/95,834.46 = 39,240.70/x
  3. Step 3: Cross multiply
    69,445.60x = 95,834.46 × 39,240.70
  4. Step 4: Simplify right side
    69,445.60x = 3,760,611,294.52
  5. Step 5: Solve for x
    x = 3,760,611,294.52/69,445.60
  6. Step 6: Final answer
    x = 54,151.90

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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.