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Finding the Fourth Proportional to 82,182.82, 123,200.52 and 29,555.50

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Solution

The fourth proportional to 82,182.82, 123,200.52 and 29,555.50 is: 44,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,182.82 : 123,200.52 = 29,555.50 : x
  2. Step 2: Convert to fraction form
    82,182.82/123,200.52 = 29,555.50/x
  3. Step 3: Cross multiply
    82,182.82x = 123,200.52 × 29,555.50
  4. Step 4: Simplify right side
    82,182.82x = 3,641,252,968.86
  5. Step 5: Solve for x
    x = 3,641,252,968.86/82,182.82
  6. Step 6: Final answer
    x = 44,306.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.