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Finding the Fourth Proportional to 69,356.78, 103,972.74 and 24,952.38

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Solution

The fourth proportional to 69,356.78, 103,972.74 and 24,952.38 is: 37,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,356.78 : 103,972.74 = 24,952.38 : x
  2. Step 2: Convert to fraction form
    69,356.78/103,972.74 = 24,952.38/x
  3. Step 3: Cross multiply
    69,356.78x = 103,972.74 × 24,952.38
  4. Step 4: Simplify right side
    69,356.78x = 2,594,367,318.12
  5. Step 5: Solve for x
    x = 2,594,367,318.12/69,356.78
  6. Step 6: Final answer
    x = 37,406.11

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Why These Related Problems?

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