Home / 124,845.92-187,267-40,609.92

Finding the Fourth Proportional to 124,845.92, 187,267 and 40,609.92

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Solution

The fourth proportional to 124,845.92, 187,267 and 40,609.92 is: 60,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,845.92 : 187,267 = 40,609.92 : x
  2. Step 2: Convert to fraction form
    124,845.92/187,267 = 40,609.92/x
  3. Step 3: Cross multiply
    124,845.92x = 187,267 × 40,609.92
  4. Step 4: Simplify right side
    124,845.92x = 7,604,897,888.64
  5. Step 5: Solve for x
    x = 7,604,897,888.64/124,845.92
  6. Step 6: Final answer
    x = 60,914.27

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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.