Home / 72,599.13-108,882.27-27,604.43

Finding the Fourth Proportional to 72,599.13, 108,882.27 and 27,604.43

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Solution

The fourth proportional to 72,599.13, 108,882.27 and 27,604.43 is: 41,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,599.13 : 108,882.27 = 27,604.43 : x
  2. Step 2: Convert to fraction form
    72,599.13/108,882.27 = 27,604.43/x
  3. Step 3: Cross multiply
    72,599.13x = 108,882.27 × 27,604.43
  4. Step 4: Simplify right side
    72,599.13x = 3,005,633,272.66
  5. Step 5: Solve for x
    x = 3,005,633,272.66/72,599.13
  6. Step 6: Final answer
    x = 41,400.40

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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.