Home / 183,236.78-252,862.35-102,667.70

Finding the Fourth Proportional to 183,236.78, 252,862.35 and 102,667.70

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Solution

The fourth proportional to 183,236.78, 252,862.35 and 102,667.70 is: 141,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,236.78 : 252,862.35 = 102,667.70 : x
  2. Step 2: Convert to fraction form
    183,236.78/252,862.35 = 102,667.70/x
  3. Step 3: Cross multiply
    183,236.78x = 252,862.35 × 102,667.70
  4. Step 4: Simplify right side
    183,236.78x = 25,960,795,891.10
  5. Step 5: Solve for x
    x = 25,960,795,891.10/183,236.78
  6. Step 6: Final answer
    x = 141,678.96

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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.