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Finding the Fourth Proportional to 40,863.66, 61,251.93 and 23,295.66

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Solution

The fourth proportional to 40,863.66, 61,251.93 and 23,295.66 is: 34,918.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,863.66 : 61,251.93 = 23,295.66 : x
  2. Step 2: Convert to fraction form
    40,863.66/61,251.93 = 23,295.66/x
  3. Step 3: Cross multiply
    40,863.66x = 61,251.93 × 23,295.66
  4. Step 4: Simplify right side
    40,863.66x = 1,426,904,135.62
  5. Step 5: Solve for x
    x = 1,426,904,135.62/40,863.66
  6. Step 6: Final answer
    x = 34,918.66

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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.