Home / 40,502.17-55,856.61-25,396.48

Finding the Fourth Proportional to 40,502.17, 55,856.61 and 25,396.48

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Solution

The fourth proportional to 40,502.17, 55,856.61 and 25,396.48 is: 35,024.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,502.17 : 55,856.61 = 25,396.48 : x
  2. Step 2: Convert to fraction form
    40,502.17/55,856.61 = 25,396.48/x
  3. Step 3: Cross multiply
    40,502.17x = 55,856.61 × 25,396.48
  4. Step 4: Simplify right side
    40,502.17x = 1,418,561,139.09
  5. Step 5: Solve for x
    x = 1,418,561,139.09/40,502.17
  6. Step 6: Final answer
    x = 35,024.33

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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.