Home / 179,449.08-268,951.95-90,727.89

Finding the Fourth Proportional to 179,449.08, 268,951.95 and 90,727.89

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Solution

The fourth proportional to 179,449.08, 268,951.95 and 90,727.89 is: 135,979.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,449.08 : 268,951.95 = 90,727.89 : x
  2. Step 2: Convert to fraction form
    179,449.08/268,951.95 = 90,727.89/x
  3. Step 3: Cross multiply
    179,449.08x = 268,951.95 × 90,727.89
  4. Step 4: Simplify right side
    179,449.08x = 24,401,442,934.89
  5. Step 5: Solve for x
    x = 24,401,442,934.89/179,449.08
  6. Step 6: Final answer
    x = 135,979.76

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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.