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Finding the Fourth Proportional to 167,493.70, 251,240.55 and 62,290.90

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Solution

The fourth proportional to 167,493.70, 251,240.55 and 62,290.90 is: 93,436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,493.70 : 251,240.55 = 62,290.90 : x
  2. Step 2: Convert to fraction form
    167,493.70/251,240.55 = 62,290.90/x
  3. Step 3: Cross multiply
    167,493.70x = 251,240.55 × 62,290.90
  4. Step 4: Simplify right side
    167,493.70x = 15,649,999,976.00
  5. Step 5: Solve for x
    x = 15,649,999,976.00/167,493.70
  6. Step 6: Final answer
    x = 93,436.35

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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.