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Finding the Fourth Proportional to 69,006.60, 95,239.19 and 38,794.41

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Solution

The fourth proportional to 69,006.60, 95,239.19 and 38,794.41 is: 53,541.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,006.60 : 95,239.19 = 38,794.41 : x
  2. Step 2: Convert to fraction form
    69,006.60/95,239.19 = 38,794.41/x
  3. Step 3: Cross multiply
    69,006.60x = 95,239.19 × 38,794.41
  4. Step 4: Simplify right side
    69,006.60x = 3,694,748,281.91
  5. Step 5: Solve for x
    x = 3,694,748,281.91/69,006.60
  6. Step 6: Final answer
    x = 53,541.96

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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.