Home / 124,821.26-187,231.90-41,715.26

Finding the Fourth Proportional to 124,821.26, 187,231.90 and 41,715.26

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Solution

The fourth proportional to 124,821.26, 187,231.90 and 41,715.26 is: 62,572.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,821.26 : 187,231.90 = 41,715.26 : x
  2. Step 2: Convert to fraction form
    124,821.26/187,231.90 = 41,715.26/x
  3. Step 3: Cross multiply
    124,821.26x = 187,231.90 × 41,715.26
  4. Step 4: Simplify right side
    124,821.26x = 7,810,427,388.79
  5. Step 5: Solve for x
    x = 7,810,427,388.79/124,821.26
  6. Step 6: Final answer
    x = 62,572.89

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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.