Home / 150,325.83-206,977.55-127,617.75

Finding the Fourth Proportional to 150,325.83, 206,977.55 and 127,617.75

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Solution

The fourth proportional to 150,325.83, 206,977.55 and 127,617.75 is: 175,711.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,325.83 : 206,977.55 = 127,617.75 : x
  2. Step 2: Convert to fraction form
    150,325.83/206,977.55 = 127,617.75/x
  3. Step 3: Cross multiply
    150,325.83x = 206,977.55 × 127,617.75
  4. Step 4: Simplify right side
    150,325.83x = 26,414,008,593.42
  5. Step 5: Solve for x
    x = 26,414,008,593.42/150,325.83
  6. Step 6: Final answer
    x = 175,711.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.