Home / 217,432.22-326,251.40-105,049.44

Finding the Fourth Proportional to 217,432.22, 326,251.40 and 105,049.44

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Solution

The fourth proportional to 217,432.22, 326,251.40 and 105,049.44 is: 157,623.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,432.22 : 326,251.40 = 105,049.44 : x
  2. Step 2: Convert to fraction form
    217,432.22/326,251.40 = 105,049.44/x
  3. Step 3: Cross multiply
    217,432.22x = 326,251.40 × 105,049.44
  4. Step 4: Simplify right side
    217,432.22x = 34,272,526,343.97
  5. Step 5: Solve for x
    x = 34,272,526,343.97/217,432.22
  6. Step 6: Final answer
    x = 157,623.96

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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.