Home / 233,215.76-321,808.20-132,615.92

Finding the Fourth Proportional to 233,215.76, 321,808.20 and 132,615.92

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Solution

The fourth proportional to 233,215.76, 321,808.20 and 132,615.92 is: 182,993.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,215.76 : 321,808.20 = 132,615.92 : x
  2. Step 2: Convert to fraction form
    233,215.76/321,808.20 = 132,615.92/x
  3. Step 3: Cross multiply
    233,215.76x = 321,808.20 × 132,615.92
  4. Step 4: Simplify right side
    233,215.76x = 42,676,890,506.54
  5. Step 5: Solve for x
    x = 42,676,890,506.54/233,215.76
  6. Step 6: Final answer
    x = 182,993.17

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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.