Home / 48,815.56-73,223.40-11,879.56

Finding the Fourth Proportional to 48,815.56, 73,223.40 and 11,879.56

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Solution

The fourth proportional to 48,815.56, 73,223.40 and 11,879.56 is: 17,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,815.56 : 73,223.40 = 11,879.56 : x
  2. Step 2: Convert to fraction form
    48,815.56/73,223.40 = 11,879.56/x
  3. Step 3: Cross multiply
    48,815.56x = 73,223.40 × 11,879.56
  4. Step 4: Simplify right side
    48,815.56x = 869,861,773.70
  5. Step 5: Solve for x
    x = 869,861,773.70/48,815.56
  6. Step 6: Final answer
    x = 17,819.35

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Similar ratio
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1.5x scale

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.