Home / 131,469.20-197,291.15-48,363.20

Finding the Fourth Proportional to 131,469.20, 197,291.15 and 48,363.20

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Solution

The fourth proportional to 131,469.20, 197,291.15 and 48,363.20 is: 72,576.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,469.20 : 197,291.15 = 48,363.20 : x
  2. Step 2: Convert to fraction form
    131,469.20/197,291.15 = 48,363.20/x
  3. Step 3: Cross multiply
    131,469.20x = 197,291.15 × 48,363.20
  4. Step 4: Simplify right side
    131,469.20x = 9,541,631,345.68
  5. Step 5: Solve for x
    x = 9,541,631,345.68/131,469.20
  6. Step 6: Final answer
    x = 72,576.93

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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.