Home / 217,414.17-326,118.19-75,362.85

Finding the Fourth Proportional to 217,414.17, 326,118.19 and 75,362.85

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Solution

The fourth proportional to 217,414.17, 326,118.19 and 75,362.85 is: 113,043.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,414.17 : 326,118.19 = 75,362.85 : x
  2. Step 2: Convert to fraction form
    217,414.17/326,118.19 = 75,362.85/x
  3. Step 3: Cross multiply
    217,414.17x = 326,118.19 × 75,362.85
  4. Step 4: Simplify right side
    217,414.17x = 24,577,196,235.24
  5. Step 5: Solve for x
    x = 24,577,196,235.24/217,414.17
  6. Step 6: Final answer
    x = 113,043.21

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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.