Home / 232,745.13-321,188.49-132,143.13

Finding the Fourth Proportional to 232,745.13, 321,188.49 and 132,143.13

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Solution

The fourth proportional to 232,745.13, 321,188.49 and 132,143.13 is: 182,357.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,745.13 : 321,188.49 = 132,143.13 : x
  2. Step 2: Convert to fraction form
    232,745.13/321,188.49 = 132,143.13/x
  3. Step 3: Cross multiply
    232,745.13x = 321,188.49 × 132,143.13
  4. Step 4: Simplify right side
    232,745.13x = 42,442,852,388.57
  5. Step 5: Solve for x
    x = 42,442,852,388.57/232,745.13
  6. Step 6: Final answer
    x = 182,357.64

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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.