Home / 40,176.75-55,420.83-25,062.15

Finding the Fourth Proportional to 40,176.75, 55,420.83 and 25,062.15

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Solution

The fourth proportional to 40,176.75, 55,420.83 and 25,062.15 is: 34,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.75 : 55,420.83 = 25,062.15 : x
  2. Step 2: Convert to fraction form
    40,176.75/55,420.83 = 25,062.15/x
  3. Step 3: Cross multiply
    40,176.75x = 55,420.83 × 25,062.15
  4. Step 4: Simplify right side
    40,176.75x = 1,388,965,154.58
  5. Step 5: Solve for x
    x = 1,388,965,154.58/40,176.75
  6. Step 6: Final answer
    x = 34,571.37

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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.