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Finding the Fourth Proportional to 58,976.64, 81,387.27 and 32,119.11

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Solution

The fourth proportional to 58,976.64, 81,387.27 and 32,119.11 is: 44,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,976.64 : 81,387.27 = 32,119.11 : x
  2. Step 2: Convert to fraction form
    58,976.64/81,387.27 = 32,119.11/x
  3. Step 3: Cross multiply
    58,976.64x = 81,387.27 × 32,119.11
  4. Step 4: Simplify right side
    58,976.64x = 2,614,086,677.73
  5. Step 5: Solve for x
    x = 2,614,086,677.73/58,976.64
  6. Step 6: Final answer
    x = 44,324.10

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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.