Home / 99,179.56-148,778.65-32,619.83

Finding the Fourth Proportional to 99,179.56, 148,778.65 and 32,619.83

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Solution

The fourth proportional to 99,179.56, 148,778.65 and 32,619.83 is: 48,932.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,179.56 : 148,778.65 = 32,619.83 : x
  2. Step 2: Convert to fraction form
    99,179.56/148,778.65 = 32,619.83/x
  3. Step 3: Cross multiply
    99,179.56x = 148,778.65 × 32,619.83
  4. Step 4: Simplify right side
    99,179.56x = 4,853,134,270.63
  5. Step 5: Solve for x
    x = 4,853,134,270.63/99,179.56
  6. Step 6: Final answer
    x = 48,932.81

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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.