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Finding the Fourth Proportional to 132,843.60, 199,126.98 and 57,943.62

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Solution

The fourth proportional to 132,843.60, 199,126.98 and 57,943.62 is: 86,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,843.60 : 199,126.98 = 57,943.62 : x
  2. Step 2: Convert to fraction form
    132,843.60/199,126.98 = 57,943.62/x
  3. Step 3: Cross multiply
    132,843.60x = 199,126.98 × 57,943.62
  4. Step 4: Simplify right side
    132,843.60x = 11,538,138,060.87
  5. Step 5: Solve for x
    x = 11,538,138,060.87/132,843.60
  6. Step 6: Final answer
    x = 86,855.05

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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.