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Finding the Fourth Proportional to 104,488.39, 156,732.58 and 25,601.93

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Solution

The fourth proportional to 104,488.39, 156,732.58 and 25,601.93 is: 38,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,488.39 : 156,732.58 = 25,601.93 : x
  2. Step 2: Convert to fraction form
    104,488.39/156,732.58 = 25,601.93/x
  3. Step 3: Cross multiply
    104,488.39x = 156,732.58 × 25,601.93
  4. Step 4: Simplify right side
    104,488.39x = 4,012,656,541.88
  5. Step 5: Solve for x
    x = 4,012,656,541.88/104,488.39
  6. Step 6: Final answer
    x = 38,402.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.