Home / 124,179.88-186,297.60-45,294.11

Finding the Fourth Proportional to 124,179.88, 186,297.60 and 45,294.11

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Solution

The fourth proportional to 124,179.88, 186,297.60 and 45,294.11 is: 67,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,179.88 : 186,297.60 = 45,294.11 : x
  2. Step 2: Convert to fraction form
    124,179.88/186,297.60 = 45,294.11/x
  3. Step 3: Cross multiply
    124,179.88x = 186,297.60 × 45,294.11
  4. Step 4: Simplify right side
    124,179.88x = 8,438,183,763.08
  5. Step 5: Solve for x
    x = 8,438,183,763.08/124,179.88
  6. Step 6: Final answer
    x = 67,951.29

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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.