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Finding the Fourth Proportional to 37,115.92, 55,693.02 and 17,396.48

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Solution

The fourth proportional to 37,115.92, 55,693.02 and 17,396.48 is: 26,103.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,115.92 : 55,693.02 = 17,396.48 : x
  2. Step 2: Convert to fraction form
    37,115.92/55,693.02 = 17,396.48/x
  3. Step 3: Cross multiply
    37,115.92x = 55,693.02 × 17,396.48
  4. Step 4: Simplify right side
    37,115.92x = 968,862,508.57
  5. Step 5: Solve for x
    x = 968,862,508.57/37,115.92
  6. Step 6: Final answer
    x = 26,103.69

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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.