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Finding the Fourth Proportional to 110,614.78, 152,648.04 and 60,313.78

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Solution

The fourth proportional to 110,614.78, 152,648.04 and 60,313.78 is: 83,232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,614.78 : 152,648.04 = 60,313.78 : x
  2. Step 2: Convert to fraction form
    110,614.78/152,648.04 = 60,313.78/x
  3. Step 3: Cross multiply
    110,614.78x = 152,648.04 × 60,313.78
  4. Step 4: Simplify right side
    110,614.78x = 9,206,780,301.99
  5. Step 5: Solve for x
    x = 9,206,780,301.99/110,614.78
  6. Step 6: Final answer
    x = 83,232.82

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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.