Home / 192,956.08-289,532.88-91,868.56

Finding the Fourth Proportional to 192,956.08, 289,532.88 and 91,868.56

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Solution

The fourth proportional to 192,956.08, 289,532.88 and 91,868.56 is: 137,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,956.08 : 289,532.88 = 91,868.56 : x
  2. Step 2: Convert to fraction form
    192,956.08/289,532.88 = 91,868.56/x
  3. Step 3: Cross multiply
    192,956.08x = 289,532.88 × 91,868.56
  4. Step 4: Simplify right side
    192,956.08x = 26,598,968,758.25
  5. Step 5: Solve for x
    x = 26,598,968,758.25/192,956.08
  6. Step 6: Final answer
    x = 137,849.86

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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.