Home / 124,579.62-186,758.33-45,675.50

Finding the Fourth Proportional to 124,579.62, 186,758.33 and 45,675.50

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Solution

The fourth proportional to 124,579.62, 186,758.33 and 45,675.50 is: 68,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,579.62 : 186,758.33 = 45,675.50 : x
  2. Step 2: Convert to fraction form
    124,579.62/186,758.33 = 45,675.50/x
  3. Step 3: Cross multiply
    124,579.62x = 186,758.33 × 45,675.50
  4. Step 4: Simplify right side
    124,579.62x = 8,530,278,939.75
  5. Step 5: Solve for x
    x = 8,530,278,939.75/124,579.62
  6. Step 6: Final answer
    x = 68,472.51

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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.