Home / 40,287.43-60,486.16-27,776.58

Finding the Fourth Proportional to 40,287.43, 60,486.16 and 27,776.58

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Solution

The fourth proportional to 40,287.43, 60,486.16 and 27,776.58 is: 41,702.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287.43 : 60,486.16 = 27,776.58 : x
  2. Step 2: Convert to fraction form
    40,287.43/60,486.16 = 27,776.58/x
  3. Step 3: Cross multiply
    40,287.43x = 60,486.16 × 27,776.58
  4. Step 4: Simplify right side
    40,287.43x = 1,680,098,359.70
  5. Step 5: Solve for x
    x = 1,680,098,359.70/40,287.43
  6. Step 6: Final answer
    x = 41,702.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.