Home / 40,328.42-55,635.81-25,194.74

Finding the Fourth Proportional to 40,328.42, 55,635.81 and 25,194.74

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Solution

The fourth proportional to 40,328.42, 55,635.81 and 25,194.74 is: 34,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,328.42 : 55,635.81 = 25,194.74 : x
  2. Step 2: Convert to fraction form
    40,328.42/55,635.81 = 25,194.74/x
  3. Step 3: Cross multiply
    40,328.42x = 55,635.81 × 25,194.74
  4. Step 4: Simplify right side
    40,328.42x = 1,401,729,767.64
  5. Step 5: Solve for x
    x = 1,401,729,767.64/40,328.42
  6. Step 6: Final answer
    x = 34,757.86

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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.