Home / 128,240.20-192,371.24-33,482.96

Finding the Fourth Proportional to 128,240.20, 192,371.24 and 33,482.96

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Solution

The fourth proportional to 128,240.20, 192,371.24 and 33,482.96 is: 50,227.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,240.20 : 192,371.24 = 33,482.96 : x
  2. Step 2: Convert to fraction form
    128,240.20/192,371.24 = 33,482.96/x
  3. Step 3: Cross multiply
    128,240.20x = 192,371.24 × 33,482.96
  4. Step 4: Simplify right side
    128,240.20x = 6,441,158,534.07
  5. Step 5: Solve for x
    x = 6,441,158,534.07/128,240.20
  6. Step 6: Final answer
    x = 50,227.30

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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.