Home / 71,832.45-107,712.63-41,856.38

Finding the Fourth Proportional to 71,832.45, 107,712.63 and 41,856.38

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Solution

The fourth proportional to 71,832.45, 107,712.63 and 41,856.38 is: 62,763.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,832.45 : 107,712.63 = 41,856.38 : x
  2. Step 2: Convert to fraction form
    71,832.45/107,712.63 = 41,856.38/x
  3. Step 3: Cross multiply
    71,832.45x = 107,712.63 × 41,856.38
  4. Step 4: Simplify right side
    71,832.45x = 4,508,460,233.52
  5. Step 5: Solve for x
    x = 4,508,460,233.52/71,832.45
  6. Step 6: Final answer
    x = 62,763.56

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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.