Home / 220,481.68-330,778-62,710.16

Finding the Fourth Proportional to 220,481.68, 330,778 and 62,710.16

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Solution

The fourth proportional to 220,481.68, 330,778 and 62,710.16 is: 94,081.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,481.68 : 330,778 = 62,710.16 : x
  2. Step 2: Convert to fraction form
    220,481.68/330,778 = 62,710.16/x
  3. Step 3: Cross multiply
    220,481.68x = 330,778 × 62,710.16
  4. Step 4: Simplify right side
    220,481.68x = 20,743,141,304.48
  5. Step 5: Solve for x
    x = 20,743,141,304.48/220,481.68
  6. Step 6: Final answer
    x = 94,081.02

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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.