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Finding the Fourth Proportional to 167,294.71, 250,981.55 and 54,975.25

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Solution

The fourth proportional to 167,294.71, 250,981.55 and 54,975.25 is: 82,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,294.71 : 250,981.55 = 54,975.25 : x
  2. Step 2: Convert to fraction form
    167,294.71/250,981.55 = 54,975.25/x
  3. Step 3: Cross multiply
    167,294.71x = 250,981.55 × 54,975.25
  4. Step 4: Simplify right side
    167,294.71x = 13,797,773,456.64
  5. Step 5: Solve for x
    x = 13,797,773,456.64/167,294.71
  6. Step 6: Final answer
    x = 82,475.85

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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.