Home / 68,677.57-94,764.22-40,001.95

Finding the Fourth Proportional to 68,677.57, 94,764.22 and 40,001.95

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Solution

The fourth proportional to 68,677.57, 94,764.22 and 40,001.95 is: 55,196.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,677.57 : 94,764.22 = 40,001.95 : x
  2. Step 2: Convert to fraction form
    68,677.57/94,764.22 = 40,001.95/x
  3. Step 3: Cross multiply
    68,677.57x = 94,764.22 × 40,001.95
  4. Step 4: Simplify right side
    68,677.57x = 3,790,753,253.31
  5. Step 5: Solve for x
    x = 3,790,753,253.31/68,677.57
  6. Step 6: Final answer
    x = 55,196.38

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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.