Home / 217,440.51-326,082.60-75,247.17

Finding the Fourth Proportional to 217,440.51, 326,082.60 and 75,247.17

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Solution

The fourth proportional to 217,440.51, 326,082.60 and 75,247.17 is: 112,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,440.51 : 326,082.60 = 75,247.17 : x
  2. Step 2: Convert to fraction form
    217,440.51/326,082.60 = 75,247.17/x
  3. Step 3: Cross multiply
    217,440.51x = 326,082.60 × 75,247.17
  4. Step 4: Simplify right side
    217,440.51x = 24,536,793,767.32
  5. Step 5: Solve for x
    x = 24,536,793,767.32/217,440.51
  6. Step 6: Final answer
    x = 112,843.71

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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.