Home / 48,781.64-73,182.35-27,731.76

Finding the Fourth Proportional to 48,781.64, 73,182.35 and 27,731.76

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Solution

The fourth proportional to 48,781.64, 73,182.35 and 27,731.76 is: 41,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,781.64 : 73,182.35 = 27,731.76 : x
  2. Step 2: Convert to fraction form
    48,781.64/73,182.35 = 27,731.76/x
  3. Step 3: Cross multiply
    48,781.64x = 73,182.35 × 27,731.76
  4. Step 4: Simplify right side
    48,781.64x = 2,029,475,227.78
  5. Step 5: Solve for x
    x = 2,029,475,227.78/48,781.64
  6. Step 6: Final answer
    x = 41,603.26

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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.