Home / 72,561.20-108,837.95-22,635.57

Finding the Fourth Proportional to 72,561.20, 108,837.95 and 22,635.57

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Solution

The fourth proportional to 72,561.20, 108,837.95 and 22,635.57 is: 33,952.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,561.20 : 108,837.95 = 22,635.57 : x
  2. Step 2: Convert to fraction form
    72,561.20/108,837.95 = 22,635.57/x
  3. Step 3: Cross multiply
    72,561.20x = 108,837.95 × 22,635.57
  4. Step 4: Simplify right side
    72,561.20x = 2,463,609,035.88
  5. Step 5: Solve for x
    x = 2,463,609,035.88/72,561.20
  6. Step 6: Final answer
    x = 33,952.15

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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.