Home / 233,065.29-321,626.91-131,090.73

Finding the Fourth Proportional to 233,065.29, 321,626.91 and 131,090.73

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Solution

The fourth proportional to 233,065.29, 321,626.91 and 131,090.73 is: 180,903.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,065.29 : 321,626.91 = 131,090.73 : x
  2. Step 2: Convert to fraction form
    233,065.29/321,626.91 = 131,090.73/x
  3. Step 3: Cross multiply
    233,065.29x = 321,626.91 × 131,090.73
  4. Step 4: Simplify right side
    233,065.29x = 42,162,306,419.54
  5. Step 5: Solve for x
    x = 42,162,306,419.54/233,065.29
  6. Step 6: Final answer
    x = 180,903.41

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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.