Home / 68,512.69-94,545.52-38,298.07

Finding the Fourth Proportional to 68,512.69, 94,545.52 and 38,298.07

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Solution

The fourth proportional to 68,512.69, 94,545.52 and 38,298.07 is: 52,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,512.69 : 94,545.52 = 38,298.07 : x
  2. Step 2: Convert to fraction form
    68,512.69/94,545.52 = 38,298.07/x
  3. Step 3: Cross multiply
    68,512.69x = 94,545.52 × 38,298.07
  4. Step 4: Simplify right side
    68,512.69x = 3,620,910,943.15
  5. Step 5: Solve for x
    x = 3,620,910,943.15/68,512.69
  6. Step 6: Final answer
    x = 52,850.22

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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.