Home / 40,255.38-60,399.27-18,053.28

Finding the Fourth Proportional to 40,255.38, 60,399.27 and 18,053.28

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Solution

The fourth proportional to 40,255.38, 60,399.27 and 18,053.28 is: 27,087.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.38 : 60,399.27 = 18,053.28 : x
  2. Step 2: Convert to fraction form
    40,255.38/60,399.27 = 18,053.28/x
  3. Step 3: Cross multiply
    40,255.38x = 60,399.27 × 18,053.28
  4. Step 4: Simplify right side
    40,255.38x = 1,090,404,933.11
  5. Step 5: Solve for x
    x = 1,090,404,933.11/40,255.38
  6. Step 6: Final answer
    x = 27,087.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.