Home / 40,201.92-55,455.84-25,272

Finding the Fourth Proportional to 40,201.92, 55,455.84 and 25,272

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Solution

The fourth proportional to 40,201.92, 55,455.84 and 25,272 is: 34,861.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.92 : 55,455.84 = 25,272 : x
  2. Step 2: Convert to fraction form
    40,201.92/55,455.84 = 25,272/x
  3. Step 3: Cross multiply
    40,201.92x = 55,455.84 × 25,272
  4. Step 4: Simplify right side
    40,201.92x = 1,401,479,988.48
  5. Step 5: Solve for x
    x = 1,401,479,988.48/40,201.92
  6. Step 6: Final answer
    x = 34,861.02

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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.