Home / 40,408.99-55,737.70-25,275.39

Finding the Fourth Proportional to 40,408.99, 55,737.70 and 25,275.39

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Solution

The fourth proportional to 40,408.99, 55,737.70 and 25,275.39 is: 34,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,408.99 : 55,737.70 = 25,275.39 : x
  2. Step 2: Convert to fraction form
    40,408.99/55,737.70 = 25,275.39/x
  3. Step 3: Cross multiply
    40,408.99x = 55,737.70 × 25,275.39
  4. Step 4: Simplify right side
    40,408.99x = 1,408,792,105.20
  5. Step 5: Solve for x
    x = 1,408,792,105.20/40,408.99
  6. Step 6: Final answer
    x = 34,863.33

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1.5x scale

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.