Home / 151,891.20-227,816.82-39,579.57

Finding the Fourth Proportional to 151,891.20, 227,816.82 and 39,579.57

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Solution

The fourth proportional to 151,891.20, 227,816.82 and 39,579.57 is: 59,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,891.20 : 227,816.82 = 39,579.57 : x
  2. Step 2: Convert to fraction form
    151,891.20/227,816.82 = 39,579.57/x
  3. Step 3: Cross multiply
    151,891.20x = 227,816.82 × 39,579.57
  4. Step 4: Simplify right side
    151,891.20x = 9,016,891,774.37
  5. Step 5: Solve for x
    x = 9,016,891,774.37/151,891.20
  6. Step 6: Final answer
    x = 59,364.15

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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.