Home / 67,023.05-100,534.51-17,103.15

Finding the Fourth Proportional to 67,023.05, 100,534.51 and 17,103.15

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Solution

The fourth proportional to 67,023.05, 100,534.51 and 17,103.15 is: 25,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,023.05 : 100,534.51 = 17,103.15 : x
  2. Step 2: Convert to fraction form
    67,023.05/100,534.51 = 17,103.15/x
  3. Step 3: Cross multiply
    67,023.05x = 100,534.51 × 17,103.15
  4. Step 4: Simplify right side
    67,023.05x = 1,719,456,436.32
  5. Step 5: Solve for x
    x = 1,719,456,436.32/67,023.05
  6. Step 6: Final answer
    x = 25,654.70

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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.