Home / 110,581.74-152,589.42-62,821.71

Finding the Fourth Proportional to 110,581.74, 152,589.42 and 62,821.71

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Solution

The fourth proportional to 110,581.74, 152,589.42 and 62,821.71 is: 86,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,581.74 : 152,589.42 = 62,821.71 : x
  2. Step 2: Convert to fraction form
    110,581.74/152,589.42 = 62,821.71/x
  3. Step 3: Cross multiply
    110,581.74x = 152,589.42 × 62,821.71
  4. Step 4: Simplify right side
    110,581.74x = 9,585,928,292.31
  5. Step 5: Solve for x
    x = 9,585,928,292.31/110,581.74
  6. Step 6: Final answer
    x = 86,686.36

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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.