Home / 40,408.74-55,737.36-25,275.14

Finding the Fourth Proportional to 40,408.74, 55,737.36 and 25,275.14

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Solution

The fourth proportional to 40,408.74, 55,737.36 and 25,275.14 is: 34,862.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,408.74 : 55,737.36 = 25,275.14 : x
  2. Step 2: Convert to fraction form
    40,408.74/55,737.36 = 25,275.14/x
  3. Step 3: Cross multiply
    40,408.74x = 55,737.36 × 25,275.14
  4. Step 4: Simplify right side
    40,408.74x = 1,408,769,298.54
  5. Step 5: Solve for x
    x = 1,408,769,298.54/40,408.74
  6. Step 6: Final answer
    x = 34,862.99

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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.