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Finding the Fourth Proportional to 49,134.66, 67,797.33 and 28,990.02

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Solution

The fourth proportional to 49,134.66, 67,797.33 and 28,990.02 is: 40,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,134.66 : 67,797.33 = 28,990.02 : x
  2. Step 2: Convert to fraction form
    49,134.66/67,797.33 = 28,990.02/x
  3. Step 3: Cross multiply
    49,134.66x = 67,797.33 × 28,990.02
  4. Step 4: Simplify right side
    49,134.66x = 1,965,445,952.65
  5. Step 5: Solve for x
    x = 1,965,445,952.65/49,134.66
  6. Step 6: Final answer
    x = 40,001.21

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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.