Home / 215,324.12-322,986.19-88,967.62

Finding the Fourth Proportional to 215,324.12, 322,986.19 and 88,967.62

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Solution

The fourth proportional to 215,324.12, 322,986.19 and 88,967.62 is: 133,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,324.12 : 322,986.19 = 88,967.62 : x
  2. Step 2: Convert to fraction form
    215,324.12/322,986.19 = 88,967.62/x
  3. Step 3: Cross multiply
    215,324.12x = 322,986.19 × 88,967.62
  4. Step 4: Simplify right side
    215,324.12x = 28,735,311,587.28
  5. Step 5: Solve for x
    x = 28,735,311,587.28/215,324.12
  6. Step 6: Final answer
    x = 133,451.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.