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Finding the Fourth Proportional to 132,963.80, 199,275.06 and 58,063.64

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Solution

The fourth proportional to 132,963.80, 199,275.06 and 58,063.64 is: 87,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,963.80 : 199,275.06 = 58,063.64 : x
  2. Step 2: Convert to fraction form
    132,963.80/199,275.06 = 58,063.64/x
  3. Step 3: Cross multiply
    132,963.80x = 199,275.06 × 58,063.64
  4. Step 4: Simplify right side
    132,963.80x = 11,570,635,344.82
  5. Step 5: Solve for x
    x = 11,570,635,344.82/132,963.80
  6. Step 6: Final answer
    x = 87,020.94

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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.