Home / 49,587.88-74,375.26-18,418.92

Finding the Fourth Proportional to 49,587.88, 74,375.26 and 18,418.92

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Solution

The fourth proportional to 49,587.88, 74,375.26 and 18,418.92 is: 27,625.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,587.88 : 74,375.26 = 18,418.92 : x
  2. Step 2: Convert to fraction form
    49,587.88/74,375.26 = 18,418.92/x
  3. Step 3: Cross multiply
    49,587.88x = 74,375.26 × 18,418.92
  4. Step 4: Simplify right side
    49,587.88x = 1,369,911,963.92
  5. Step 5: Solve for x
    x = 1,369,911,963.92/49,587.88
  6. Step 6: Final answer
    x = 27,625.94

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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.