Home / 131,847.20-197,750.52-43,101.20

Finding the Fourth Proportional to 131,847.20, 197,750.52 and 43,101.20

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Solution

The fourth proportional to 131,847.20, 197,750.52 and 43,101.20 is: 64,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,847.20 : 197,750.52 = 43,101.20 : x
  2. Step 2: Convert to fraction form
    131,847.20/197,750.52 = 43,101.20/x
  3. Step 3: Cross multiply
    131,847.20x = 197,750.52 × 43,101.20
  4. Step 4: Simplify right side
    131,847.20x = 8,523,284,712.62
  5. Step 5: Solve for x
    x = 8,523,284,712.62/131,847.20
  6. Step 6: Final answer
    x = 64,645.17

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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.