Home / 62,627.65-86,375.77-55,057.79

Finding the Fourth Proportional to 62,627.65, 86,375.77 and 55,057.79

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Solution

The fourth proportional to 62,627.65, 86,375.77 and 55,057.79 is: 75,935.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,627.65 : 86,375.77 = 55,057.79 : x
  2. Step 2: Convert to fraction form
    62,627.65/86,375.77 = 55,057.79/x
  3. Step 3: Cross multiply
    62,627.65x = 86,375.77 × 55,057.79
  4. Step 4: Simplify right side
    62,627.65x = 4,755,659,084.04
  5. Step 5: Solve for x
    x = 4,755,659,084.04/62,627.65
  6. Step 6: Final answer
    x = 75,935.46

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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.