Home / 67,546.80-101,320.28-17,626.86

Finding the Fourth Proportional to 67,546.80, 101,320.28 and 17,626.86

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Solution

The fourth proportional to 67,546.80, 101,320.28 and 17,626.86 is: 26,440.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,546.80 : 101,320.28 = 17,626.86 : x
  2. Step 2: Convert to fraction form
    67,546.80/101,320.28 = 17,626.86/x
  3. Step 3: Cross multiply
    67,546.80x = 101,320.28 × 17,626.86
  4. Step 4: Simplify right side
    67,546.80x = 1,785,958,390.72
  5. Step 5: Solve for x
    x = 1,785,958,390.72/67,546.80
  6. Step 6: Final answer
    x = 26,440.31

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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.