Home / 51,717.24-71,377.56-31,585.80

Finding the Fourth Proportional to 51,717.24, 71,377.56 and 31,585.80

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Solution

The fourth proportional to 51,717.24, 71,377.56 and 31,585.80 is: 43,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,717.24 : 71,377.56 = 31,585.80 : x
  2. Step 2: Convert to fraction form
    51,717.24/71,377.56 = 31,585.80/x
  3. Step 3: Cross multiply
    51,717.24x = 71,377.56 × 31,585.80
  4. Step 4: Simplify right side
    51,717.24x = 2,254,517,334.65
  5. Step 5: Solve for x
    x = 2,254,517,334.65/51,717.24
  6. Step 6: Final answer
    x = 43,593.15

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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.