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Finding the Fourth Proportional to 96,874.92, 145,320.72 and 26,754.24

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Solution

The fourth proportional to 96,874.92, 145,320.72 and 26,754.24 is: 40,133.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,874.92 : 145,320.72 = 26,754.24 : x
  2. Step 2: Convert to fraction form
    96,874.92/145,320.72 = 26,754.24/x
  3. Step 3: Cross multiply
    96,874.92x = 145,320.72 × 26,754.24
  4. Step 4: Simplify right side
    96,874.92x = 3,887,945,419.85
  5. Step 5: Solve for x
    x = 3,887,945,419.85/96,874.92
  6. Step 6: Final answer
    x = 40,133.66

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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.