Home / 40,177.01-55,438.44-22,272

Finding the Fourth Proportional to 40,177.01, 55,438.44 and 22,272

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Solution

The fourth proportional to 40,177.01, 55,438.44 and 22,272 is: 30,732.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,177.01 : 55,438.44 = 22,272 : x
  2. Step 2: Convert to fraction form
    40,177.01/55,438.44 = 22,272/x
  3. Step 3: Cross multiply
    40,177.01x = 55,438.44 × 22,272
  4. Step 4: Simplify right side
    40,177.01x = 1,234,724,935.68
  5. Step 5: Solve for x
    x = 1,234,724,935.68/40,177.01
  6. Step 6: Final answer
    x = 30,732.13

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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.