Home / 217,016.35-325,546.23-74,842.90

Finding the Fourth Proportional to 217,016.35, 325,546.23 and 74,842.90

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Solution

The fourth proportional to 217,016.35, 325,546.23 and 74,842.90 is: 112,271.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,016.35 : 325,546.23 = 74,842.90 : x
  2. Step 2: Convert to fraction form
    217,016.35/325,546.23 = 74,842.90/x
  3. Step 3: Cross multiply
    217,016.35x = 325,546.23 × 74,842.90
  4. Step 4: Simplify right side
    217,016.35x = 24,364,823,335.62
  5. Step 5: Solve for x
    x = 24,364,823,335.62/217,016.35
  6. Step 6: Final answer
    x = 112,271.83

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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.