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Finding the Fourth Proportional to 95,990.64, 132,490.80 and 58,296.48

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Solution

The fourth proportional to 95,990.64, 132,490.80 and 58,296.48 is: 80,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,990.64 : 132,490.80 = 58,296.48 : x
  2. Step 2: Convert to fraction form
    95,990.64/132,490.80 = 58,296.48/x
  3. Step 3: Cross multiply
    95,990.64x = 132,490.80 × 58,296.48
  4. Step 4: Simplify right side
    95,990.64x = 7,723,747,272.38
  5. Step 5: Solve for x
    x = 7,723,747,272.38/95,990.64
  6. Step 6: Final answer
    x = 80,463.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.