Home / 54,883.20-75,738.76-29,732.72

Finding the Fourth Proportional to 54,883.20, 75,738.76 and 29,732.72

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Solution

The fourth proportional to 54,883.20, 75,738.76 and 29,732.72 is: 41,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,883.20 : 75,738.76 = 29,732.72 : x
  2. Step 2: Convert to fraction form
    54,883.20/75,738.76 = 29,732.72/x
  3. Step 3: Cross multiply
    54,883.20x = 75,738.76 × 29,732.72
  4. Step 4: Simplify right side
    54,883.20x = 2,251,919,344.23
  5. Step 5: Solve for x
    x = 2,251,919,344.23/54,883.20
  6. Step 6: Final answer
    x = 41,031.12

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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.