Home / 217,908.95-326,568.17-112,801.73

Finding the Fourth Proportional to 217,908.95, 326,568.17 and 112,801.73

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Solution

The fourth proportional to 217,908.95, 326,568.17 and 112,801.73 is: 169,049.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,908.95 : 326,568.17 = 112,801.73 : x
  2. Step 2: Convert to fraction form
    217,908.95/326,568.17 = 112,801.73/x
  3. Step 3: Cross multiply
    217,908.95x = 326,568.17 × 112,801.73
  4. Step 4: Simplify right side
    217,908.95x = 36,837,453,188.10
  5. Step 5: Solve for x
    x = 36,837,453,188.10/217,908.95
  6. Step 6: Final answer
    x = 169,049.75

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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.