Home / 242,750.39-364,169.33-74,267.55

Finding the Fourth Proportional to 242,750.39, 364,169.33 and 74,267.55

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Solution

The fourth proportional to 242,750.39, 364,169.33 and 74,267.55 is: 111,414.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,750.39 : 364,169.33 = 74,267.55 : x
  2. Step 2: Convert to fraction form
    242,750.39/364,169.33 = 74,267.55/x
  3. Step 3: Cross multiply
    242,750.39x = 364,169.33 × 74,267.55
  4. Step 4: Simplify right side
    242,750.39x = 27,045,965,020.33
  5. Step 5: Solve for x
    x = 27,045,965,020.33/242,750.39
  6. Step 6: Final answer
    x = 111,414.71

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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.