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Finding the Fourth Proportional to 69,680.60, 96,159.60 and 37,849.76

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Solution

The fourth proportional to 69,680.60, 96,159.60 and 37,849.76 is: 52,232.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,680.60 : 96,159.60 = 37,849.76 : x
  2. Step 2: Convert to fraction form
    69,680.60/96,159.60 = 37,849.76/x
  3. Step 3: Cross multiply
    69,680.60x = 96,159.60 × 37,849.76
  4. Step 4: Simplify right side
    69,680.60x = 3,639,617,781.70
  5. Step 5: Solve for x
    x = 3,639,617,781.70/69,680.60
  6. Step 6: Final answer
    x = 52,232.87

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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.