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Finding the Fourth Proportional to 82,963.50, 124,569.87 and 47,464.89

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Solution

The fourth proportional to 82,963.50, 124,569.87 and 47,464.89 is: 71,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,963.50 : 124,569.87 = 47,464.89 : x
  2. Step 2: Convert to fraction form
    82,963.50/124,569.87 = 47,464.89/x
  3. Step 3: Cross multiply
    82,963.50x = 124,569.87 × 47,464.89
  4. Step 4: Simplify right side
    82,963.50x = 5,912,695,176.86
  5. Step 5: Solve for x
    x = 5,912,695,176.86/82,963.50
  6. Step 6: Final answer
    x = 71,268.63

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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.