Home / 178,958.92-268,432.23-45,840.33

Finding the Fourth Proportional to 178,958.92, 268,432.23 and 45,840.33

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Solution

The fourth proportional to 178,958.92, 268,432.23 and 45,840.33 is: 68,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,958.92 : 268,432.23 = 45,840.33 : x
  2. Step 2: Convert to fraction form
    178,958.92/268,432.23 = 45,840.33/x
  3. Step 3: Cross multiply
    178,958.92x = 268,432.23 × 45,840.33
  4. Step 4: Simplify right side
    178,958.92x = 12,305,021,919.89
  5. Step 5: Solve for x
    x = 12,305,021,919.89/178,958.92
  6. Step 6: Final answer
    x = 68,758.92

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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.