Home / 40,490.75-55,882.11-23,723.75

Finding the Fourth Proportional to 40,490.75, 55,882.11 and 23,723.75

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Solution

The fourth proportional to 40,490.75, 55,882.11 and 23,723.75 is: 32,741.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,490.75 : 55,882.11 = 23,723.75 : x
  2. Step 2: Convert to fraction form
    40,490.75/55,882.11 = 23,723.75/x
  3. Step 3: Cross multiply
    40,490.75x = 55,882.11 × 23,723.75
  4. Step 4: Simplify right side
    40,490.75x = 1,325,733,207.11
  5. Step 5: Solve for x
    x = 1,325,733,207.11/40,490.75
  6. Step 6: Final answer
    x = 32,741.63

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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.