Home / 74,224.84-111,375.54-34,785.96

Finding the Fourth Proportional to 74,224.84, 111,375.54 and 34,785.96

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Solution

The fourth proportional to 74,224.84, 111,375.54 and 34,785.96 is: 52,196.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,224.84 : 111,375.54 = 34,785.96 : x
  2. Step 2: Convert to fraction form
    74,224.84/111,375.54 = 34,785.96/x
  3. Step 3: Cross multiply
    74,224.84x = 111,375.54 × 34,785.96
  4. Step 4: Simplify right side
    74,224.84x = 3,874,305,079.42
  5. Step 5: Solve for x
    x = 3,874,305,079.42/74,224.84
  6. Step 6: Final answer
    x = 52,196.88

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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.