Home / 109,695.38-164,543.07-26,589.38

Finding the Fourth Proportional to 109,695.38, 164,543.07 and 26,589.38

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Solution

The fourth proportional to 109,695.38, 164,543.07 and 26,589.38 is: 39,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,695.38 : 164,543.07 = 26,589.38 : x
  2. Step 2: Convert to fraction form
    109,695.38/164,543.07 = 26,589.38/x
  3. Step 3: Cross multiply
    109,695.38x = 164,543.07 × 26,589.38
  4. Step 4: Simplify right side
    109,695.38x = 4,375,098,214.60
  5. Step 5: Solve for x
    x = 4,375,098,214.60/109,695.38
  6. Step 6: Final answer
    x = 39,884.07

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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.