Home / 225,522.18-338,394.42-105,587.24

Finding the Fourth Proportional to 225,522.18, 338,394.42 and 105,587.24

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Solution

The fourth proportional to 225,522.18, 338,394.42 and 105,587.24 is: 158,432.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,522.18 : 338,394.42 = 105,587.24 : x
  2. Step 2: Convert to fraction form
    225,522.18/338,394.42 = 105,587.24/x
  3. Step 3: Cross multiply
    225,522.18x = 338,394.42 × 105,587.24
  4. Step 4: Simplify right side
    225,522.18x = 35,730,132,839.20
  5. Step 5: Solve for x
    x = 35,730,132,839.20/225,522.18
  6. Step 6: Final answer
    x = 158,432.90

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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.