Home / 74,552.19-111,789.96-21,954.84

Finding the Fourth Proportional to 74,552.19, 111,789.96 and 21,954.84

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Solution

The fourth proportional to 74,552.19, 111,789.96 and 21,954.84 is: 32,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,552.19 : 111,789.96 = 21,954.84 : x
  2. Step 2: Convert to fraction form
    74,552.19/111,789.96 = 21,954.84/x
  3. Step 3: Cross multiply
    74,552.19x = 111,789.96 × 21,954.84
  4. Step 4: Simplify right side
    74,552.19x = 2,454,330,685.41
  5. Step 5: Solve for x
    x = 2,454,330,685.41/74,552.19
  6. Step 6: Final answer
    x = 32,920.97

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1.5x scale

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.