Home / 150,062.24-225,204.04-71,176.72

Finding the Fourth Proportional to 150,062.24, 225,204.04 and 71,176.72

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Solution

The fourth proportional to 150,062.24, 225,204.04 and 71,176.72 is: 106,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,062.24 : 225,204.04 = 71,176.72 : x
  2. Step 2: Convert to fraction form
    150,062.24/225,204.04 = 71,176.72/x
  3. Step 3: Cross multiply
    150,062.24x = 225,204.04 × 71,176.72
  4. Step 4: Simplify right side
    150,062.24x = 16,029,284,897.95
  5. Step 5: Solve for x
    x = 16,029,284,897.95/150,062.24
  6. Step 6: Final answer
    x = 106,817.58

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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.