Home / 48,901.50-67,487.45-27,680.85

Finding the Fourth Proportional to 48,901.50, 67,487.45 and 27,680.85

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Solution

The fourth proportional to 48,901.50, 67,487.45 and 27,680.85 is: 38,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,901.50 : 67,487.45 = 27,680.85 : x
  2. Step 2: Convert to fraction form
    48,901.50/67,487.45 = 27,680.85/x
  3. Step 3: Cross multiply
    48,901.50x = 67,487.45 × 27,680.85
  4. Step 4: Simplify right side
    48,901.50x = 1,868,109,841.93
  5. Step 5: Solve for x
    x = 1,868,109,841.93/48,901.50
  6. Step 6: Final answer
    x = 38,201.48

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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.