Home / 83,229.90-124,841.60-45,864.06

Finding the Fourth Proportional to 83,229.90, 124,841.60 and 45,864.06

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Solution

The fourth proportional to 83,229.90, 124,841.60 and 45,864.06 is: 68,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,229.90 : 124,841.60 = 45,864.06 : x
  2. Step 2: Convert to fraction form
    83,229.90/124,841.60 = 45,864.06/x
  3. Step 3: Cross multiply
    83,229.90x = 124,841.60 × 45,864.06
  4. Step 4: Simplify right side
    83,229.90x = 5,725,742,632.90
  5. Step 5: Solve for x
    x = 5,725,742,632.90/83,229.90
  6. Step 6: Final answer
    x = 68,794.30

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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.