Home / 131,749.92-197,652.42-43,008.48

Finding the Fourth Proportional to 131,749.92, 197,652.42 and 43,008.48

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Solution

The fourth proportional to 131,749.92, 197,652.42 and 43,008.48 is: 64,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,749.92 : 197,652.42 = 43,008.48 : x
  2. Step 2: Convert to fraction form
    131,749.92/197,652.42 = 43,008.48/x
  3. Step 3: Cross multiply
    131,749.92x = 197,652.42 × 43,008.48
  4. Step 4: Simplify right side
    131,749.92x = 8,500,730,152.52
  5. Step 5: Solve for x
    x = 8,500,730,152.52/131,749.92
  6. Step 6: Final answer
    x = 64,521.71

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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.