Home / 121,036.97-167,028.62-67,320.83

Finding the Fourth Proportional to 121,036.97, 167,028.62 and 67,320.83

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Solution

The fourth proportional to 121,036.97, 167,028.62 and 67,320.83 is: 92,901.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,036.97 : 167,028.62 = 67,320.83 : x
  2. Step 2: Convert to fraction form
    121,036.97/167,028.62 = 67,320.83/x
  3. Step 3: Cross multiply
    121,036.97x = 167,028.62 × 67,320.83
  4. Step 4: Simplify right side
    121,036.97x = 11,244,504,160.41
  5. Step 5: Solve for x
    x = 11,244,504,160.41/121,036.97
  6. Step 6: Final answer
    x = 92,901.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.