Home / 128,371.14-192,500.52-60,922.50

Finding the Fourth Proportional to 128,371.14, 192,500.52 and 60,922.50

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Solution

The fourth proportional to 128,371.14, 192,500.52 and 60,922.50 is: 91,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,371.14 : 192,500.52 = 60,922.50 : x
  2. Step 2: Convert to fraction form
    128,371.14/192,500.52 = 60,922.50/x
  3. Step 3: Cross multiply
    128,371.14x = 192,500.52 × 60,922.50
  4. Step 4: Simplify right side
    128,371.14x = 11,727,612,929.70
  5. Step 5: Solve for x
    x = 11,727,612,929.70/128,371.14
  6. Step 6: Final answer
    x = 91,357.08

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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.