Home / 131,474.10-197,211.15-48,357.30

Finding the Fourth Proportional to 131,474.10, 197,211.15 and 48,357.30

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Solution

The fourth proportional to 131,474.10, 197,211.15 and 48,357.30 is: 72,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,474.10 : 197,211.15 = 48,357.30 : x
  2. Step 2: Convert to fraction form
    131,474.10/197,211.15 = 48,357.30/x
  3. Step 3: Cross multiply
    131,474.10x = 197,211.15 × 48,357.30
  4. Step 4: Simplify right side
    131,474.10x = 9,536,598,743.90
  5. Step 5: Solve for x
    x = 9,536,598,743.90/131,474.10
  6. Step 6: Final answer
    x = 72,535.95

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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.