Home / 51,716.56-77,502.51-27,972.83

Finding the Fourth Proportional to 51,716.56, 77,502.51 and 27,972.83

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Solution

The fourth proportional to 51,716.56, 77,502.51 and 27,972.83 is: 41,920.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,716.56 : 77,502.51 = 27,972.83 : x
  2. Step 2: Convert to fraction form
    51,716.56/77,502.51 = 27,972.83/x
  3. Step 3: Cross multiply
    51,716.56x = 77,502.51 × 27,972.83
  4. Step 4: Simplify right side
    51,716.56x = 2,167,964,149.29
  5. Step 5: Solve for x
    x = 2,167,964,149.29/51,716.56
  6. Step 6: Final answer
    x = 41,920.12

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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.