Home / 68,519.62-94,561.78-38,304.39

Finding the Fourth Proportional to 68,519.62, 94,561.78 and 38,304.39

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Solution

The fourth proportional to 68,519.62, 94,561.78 and 38,304.39 is: 52,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,519.62 : 94,561.78 = 38,304.39 : x
  2. Step 2: Convert to fraction form
    68,519.62/94,561.78 = 38,304.39/x
  3. Step 3: Cross multiply
    68,519.62x = 94,561.78 × 38,304.39
  4. Step 4: Simplify right side
    68,519.62x = 3,622,131,630.88
  5. Step 5: Solve for x
    x = 3,622,131,630.88/68,519.62
  6. Step 6: Final answer
    x = 52,862.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.