Home / 270,821.92-373,729.67-149,960.61

Finding the Fourth Proportional to 270,821.92, 373,729.67 and 149,960.61

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Solution

The fourth proportional to 270,821.92, 373,729.67 and 149,960.61 is: 206,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,821.92 : 373,729.67 = 149,960.61 : x
  2. Step 2: Convert to fraction form
    270,821.92/373,729.67 = 149,960.61/x
  3. Step 3: Cross multiply
    270,821.92x = 373,729.67 × 149,960.61
  4. Step 4: Simplify right side
    270,821.92x = 56,044,729,288.30
  5. Step 5: Solve for x
    x = 56,044,729,288.30/270,821.92
  6. Step 6: Final answer
    x = 206,943.11

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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.