Home / 100,176.08-150,229.52-29,079.45

Finding the Fourth Proportional to 100,176.08, 150,229.52 and 29,079.45

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Solution

The fourth proportional to 100,176.08, 150,229.52 and 29,079.45 is: 43,609.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,176.08 : 150,229.52 = 29,079.45 : x
  2. Step 2: Convert to fraction form
    100,176.08/150,229.52 = 29,079.45/x
  3. Step 3: Cross multiply
    100,176.08x = 150,229.52 × 29,079.45
  4. Step 4: Simplify right side
    100,176.08x = 4,368,591,324.70
  5. Step 5: Solve for x
    x = 4,368,591,324.70/100,176.08
  6. Step 6: Final answer
    x = 43,609.13

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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.