Home / 48,680.45-67,177.78-27,458.04

Finding the Fourth Proportional to 48,680.45, 67,177.78 and 27,458.04

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Solution

The fourth proportional to 48,680.45, 67,177.78 and 27,458.04 is: 37,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,680.45 : 67,177.78 = 27,458.04 : x
  2. Step 2: Convert to fraction form
    48,680.45/67,177.78 = 27,458.04/x
  3. Step 3: Cross multiply
    48,680.45x = 67,177.78 × 27,458.04
  4. Step 4: Simplify right side
    48,680.45x = 1,844,570,170.35
  5. Step 5: Solve for x
    x = 1,844,570,170.35/48,680.45
  6. Step 6: Final answer
    x = 37,891.40

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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.