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Finding the Fourth Proportional to 63,162.97, 87,162.61 and 34,868.05

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Solution

The fourth proportional to 63,162.97, 87,162.61 and 34,868.05 is: 48,116.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,162.97 : 87,162.61 = 34,868.05 : x
  2. Step 2: Convert to fraction form
    63,162.97/87,162.61 = 34,868.05/x
  3. Step 3: Cross multiply
    63,162.97x = 87,162.61 × 34,868.05
  4. Step 4: Simplify right side
    63,162.97x = 3,039,190,243.61
  5. Step 5: Solve for x
    x = 3,039,190,243.61/63,162.97
  6. Step 6: Final answer
    x = 48,116.65

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