Home / 167,654.92-251,647.68-123,156.76

Finding the Fourth Proportional to 167,654.92, 251,647.68 and 123,156.76

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Solution

The fourth proportional to 167,654.92, 251,647.68 and 123,156.76 is: 184,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,654.92 : 251,647.68 = 123,156.76 : x
  2. Step 2: Convert to fraction form
    167,654.92/251,647.68 = 123,156.76/x
  3. Step 3: Cross multiply
    167,654.92x = 251,647.68 × 123,156.76
  4. Step 4: Simplify right side
    167,654.92x = 30,992,112,930.32
  5. Step 5: Solve for x
    x = 30,992,112,930.32/167,654.92
  6. Step 6: Final answer
    x = 184,856.57

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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.