Home / 178,858.92-268,121.55-60,447.45

Finding the Fourth Proportional to 178,858.92, 268,121.55 and 60,447.45

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Solution

The fourth proportional to 178,858.92, 268,121.55 and 60,447.45 is: 90,614.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,858.92 : 268,121.55 = 60,447.45 : x
  2. Step 2: Convert to fraction form
    178,858.92/268,121.55 = 60,447.45/x
  3. Step 3: Cross multiply
    178,858.92x = 268,121.55 × 60,447.45
  4. Step 4: Simplify right side
    178,858.92x = 16,207,263,987.55
  5. Step 5: Solve for x
    x = 16,207,263,987.55/178,858.92
  6. Step 6: Final answer
    x = 90,614.79

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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.