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Finding the Fourth Proportional to 167,892.62, 251,838.92 and 55,542.58

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Solution

The fourth proportional to 167,892.62, 251,838.92 and 55,542.58 is: 83,313.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,892.62 : 251,838.92 = 55,542.58 : x
  2. Step 2: Convert to fraction form
    167,892.62/251,838.92 = 55,542.58/x
  3. Step 3: Cross multiply
    167,892.62x = 251,838.92 × 55,542.58
  4. Step 4: Simplify right side
    167,892.62x = 13,987,782,870.47
  5. Step 5: Solve for x
    x = 13,987,782,870.47/167,892.62
  6. Step 6: Final answer
    x = 83,313.87

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1.5x scale

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.