Home / 74,199.52-111,299.24-18,039.26

Finding the Fourth Proportional to 74,199.52, 111,299.24 and 18,039.26

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Solution

The fourth proportional to 74,199.52, 111,299.24 and 18,039.26 is: 27,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,199.52 : 111,299.24 = 18,039.26 : x
  2. Step 2: Convert to fraction form
    74,199.52/111,299.24 = 18,039.26/x
  3. Step 3: Cross multiply
    74,199.52x = 111,299.24 × 18,039.26
  4. Step 4: Simplify right side
    74,199.52x = 2,007,755,574.72
  5. Step 5: Solve for x
    x = 2,007,755,574.72/74,199.52
  6. Step 6: Final answer
    x = 27,058.88

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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.