Home / 131,747.23-197,652.33-43,000.90

Finding the Fourth Proportional to 131,747.23, 197,652.33 and 43,000.90

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Solution

The fourth proportional to 131,747.23, 197,652.33 and 43,000.90 is: 64,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,747.23 : 197,652.33 = 43,000.90 : x
  2. Step 2: Convert to fraction form
    131,747.23/197,652.33 = 43,000.90/x
  3. Step 3: Cross multiply
    131,747.23x = 197,652.33 × 43,000.90
  4. Step 4: Simplify right side
    131,747.23x = 8,499,228,077.10
  5. Step 5: Solve for x
    x = 8,499,228,077.10/131,747.23
  6. Step 6: Final answer
    x = 64,511.63

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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.