Home / 268,822.91-370,972.67-147,961.59

Finding the Fourth Proportional to 268,822.91, 370,972.67 and 147,961.59

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Solution

The fourth proportional to 268,822.91, 370,972.67 and 147,961.59 is: 204,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,822.91 : 370,972.67 = 147,961.59 : x
  2. Step 2: Convert to fraction form
    268,822.91/370,972.67 = 147,961.59/x
  3. Step 3: Cross multiply
    268,822.91x = 370,972.67 × 147,961.59
  4. Step 4: Simplify right side
    268,822.91x = 54,889,706,099.75
  5. Step 5: Solve for x
    x = 54,889,706,099.75/268,822.91
  6. Step 6: Final answer
    x = 204,185.37

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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.