Home / 124,939.90-187,500.58-49,049.38

Finding the Fourth Proportional to 124,939.90, 187,500.58 and 49,049.38

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Solution

The fourth proportional to 124,939.90, 187,500.58 and 49,049.38 is: 73,609.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,939.90 : 187,500.58 = 49,049.38 : x
  2. Step 2: Convert to fraction form
    124,939.90/187,500.58 = 49,049.38/x
  3. Step 3: Cross multiply
    124,939.90x = 187,500.58 × 49,049.38
  4. Step 4: Simplify right side
    124,939.90x = 9,196,787,198.64
  5. Step 5: Solve for x
    x = 9,196,787,198.64/124,939.90
  6. Step 6: Final answer
    x = 73,609.69

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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.