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Finding the Fourth Proportional to 192,881.52, 289,367.10 and 59,754.78

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Solution

The fourth proportional to 192,881.52, 289,367.10 and 59,754.78 is: 89,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,881.52 : 289,367.10 = 59,754.78 : x
  2. Step 2: Convert to fraction form
    192,881.52/289,367.10 = 59,754.78/x
  3. Step 3: Cross multiply
    192,881.52x = 289,367.10 × 59,754.78
  4. Step 4: Simplify right side
    192,881.52x = 17,291,067,399.74
  5. Step 5: Solve for x
    x = 17,291,067,399.74/192,881.52
  6. Step 6: Final answer
    x = 89,646.06

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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.