Home / 71,177.24-98,234.34-40,961.90

Finding the Fourth Proportional to 71,177.24, 98,234.34 and 40,961.90

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Solution

The fourth proportional to 71,177.24, 98,234.34 and 40,961.90 is: 56,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,177.24 : 98,234.34 = 40,961.90 : x
  2. Step 2: Convert to fraction form
    71,177.24/98,234.34 = 40,961.90/x
  3. Step 3: Cross multiply
    71,177.24x = 98,234.34 × 40,961.90
  4. Step 4: Simplify right side
    71,177.24x = 4,023,865,211.65
  5. Step 5: Solve for x
    x = 4,023,865,211.65/71,177.24
  6. Step 6: Final answer
    x = 56,533.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.