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Finding the Fourth Proportional to 59,555.76, 82,187.97 and 32,699.40

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Solution

The fourth proportional to 59,555.76, 82,187.97 and 32,699.40 is: 45,125.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,555.76 : 82,187.97 = 32,699.40 : x
  2. Step 2: Convert to fraction form
    59,555.76/82,187.97 = 32,699.40/x
  3. Step 3: Cross multiply
    59,555.76x = 82,187.97 × 32,699.40
  4. Step 4: Simplify right side
    59,555.76x = 2,687,497,306.22
  5. Step 5: Solve for x
    x = 2,687,497,306.22/59,555.76
  6. Step 6: Final answer
    x = 45,125.73

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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.