Home / 284,229.23-426,393.10-115,841.17

Finding the Fourth Proportional to 284,229.23, 426,393.10 and 115,841.17

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Solution

The fourth proportional to 284,229.23, 426,393.10 and 115,841.17 is: 173,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,229.23 : 426,393.10 = 115,841.17 : x
  2. Step 2: Convert to fraction form
    284,229.23/426,393.10 = 115,841.17/x
  3. Step 3: Cross multiply
    284,229.23x = 426,393.10 × 115,841.17
  4. Step 4: Simplify right side
    284,229.23x = 49,393,873,017.56
  5. Step 5: Solve for x
    x = 49,393,873,017.56/284,229.23
  6. Step 6: Final answer
    x = 173,781.82

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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.