Home / 276,528.23-414,793.66-96,612.90

Finding the Fourth Proportional to 276,528.23, 414,793.66 and 96,612.90

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Solution

The fourth proportional to 276,528.23, 414,793.66 and 96,612.90 is: 144,919.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,528.23 : 414,793.66 = 96,612.90 : x
  2. Step 2: Convert to fraction form
    276,528.23/414,793.66 = 96,612.90/x
  3. Step 3: Cross multiply
    276,528.23x = 414,793.66 × 96,612.90
  4. Step 4: Simplify right side
    276,528.23x = 40,074,419,111.57
  5. Step 5: Solve for x
    x = 40,074,419,111.57/276,528.23
  6. Step 6: Final answer
    x = 144,919.81

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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.