Home / 124,930.35-187,350.64-36,165.49

Finding the Fourth Proportional to 124,930.35, 187,350.64 and 36,165.49

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Solution

The fourth proportional to 124,930.35, 187,350.64 and 36,165.49 is: 54,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,930.35 : 187,350.64 = 36,165.49 : x
  2. Step 2: Convert to fraction form
    124,930.35/187,350.64 = 36,165.49/x
  3. Step 3: Cross multiply
    124,930.35x = 187,350.64 × 36,165.49
  4. Step 4: Simplify right side
    124,930.35x = 6,775,627,138.62
  5. Step 5: Solve for x
    x = 6,775,627,138.62/124,930.35
  6. Step 6: Final answer
    x = 54,235.24

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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.