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Finding the Fourth Proportional to 107,952.53, 148,974.20 and 60,205.94

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Solution

The fourth proportional to 107,952.53, 148,974.20 and 60,205.94 is: 83,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,952.53 : 148,974.20 = 60,205.94 : x
  2. Step 2: Convert to fraction form
    107,952.53/148,974.20 = 60,205.94/x
  3. Step 3: Cross multiply
    107,952.53x = 148,974.20 × 60,205.94
  4. Step 4: Simplify right side
    107,952.53x = 8,969,131,001.88
  5. Step 5: Solve for x
    x = 8,969,131,001.88/107,952.53
  6. Step 6: Final answer
    x = 83,084.03

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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.