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Finding the Fourth Proportional to 69,601.58, 96,023.27 and 39,379.97

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Solution

The fourth proportional to 69,601.58, 96,023.27 and 39,379.97 is: 54,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,601.58 : 96,023.27 = 39,379.97 : x
  2. Step 2: Convert to fraction form
    69,601.58/96,023.27 = 39,379.97/x
  3. Step 3: Cross multiply
    69,601.58x = 96,023.27 × 39,379.97
  4. Step 4: Simplify right side
    69,601.58x = 3,781,393,830.41
  5. Step 5: Solve for x
    x = 3,781,393,830.41/69,601.58
  6. Step 6: Final answer
    x = 54,329.14

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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.