Home / 40,084-55,311.36-22,176.52

Finding the Fourth Proportional to 40,084, 55,311.36 and 22,176.52

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Solution

The fourth proportional to 40,084, 55,311.36 and 22,176.52 is: 30,601.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,084 : 55,311.36 = 22,176.52 : x
  2. Step 2: Convert to fraction form
    40,084/55,311.36 = 22,176.52/x
  3. Step 3: Cross multiply
    40,084x = 55,311.36 × 22,176.52
  4. Step 4: Simplify right side
    40,084x = 1,226,613,481.27
  5. Step 5: Solve for x
    x = 1,226,613,481.27/40,084
  6. Step 6: Final answer
    x = 30,601.07

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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.