Home / 67,786.74-101,671.47-17,867.25

Finding the Fourth Proportional to 67,786.74, 101,671.47 and 17,867.25

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Solution

The fourth proportional to 67,786.74, 101,671.47 and 17,867.25 is: 26,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,786.74 : 101,671.47 = 17,867.25 : x
  2. Step 2: Convert to fraction form
    67,786.74/101,671.47 = 17,867.25/x
  3. Step 3: Cross multiply
    67,786.74x = 101,671.47 × 17,867.25
  4. Step 4: Simplify right side
    67,786.74x = 1,816,589,572.36
  5. Step 5: Solve for x
    x = 1,816,589,572.36/67,786.74
  6. Step 6: Final answer
    x = 26,798.60

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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.