Home / 236,972.92-327,023.28-129,544.24

Finding the Fourth Proportional to 236,972.92, 327,023.28 and 129,544.24

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Solution

The fourth proportional to 236,972.92, 327,023.28 and 129,544.24 is: 178,771.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,972.92 : 327,023.28 = 129,544.24 : x
  2. Step 2: Convert to fraction form
    236,972.92/327,023.28 = 129,544.24/x
  3. Step 3: Cross multiply
    236,972.92x = 327,023.28 × 129,544.24
  4. Step 4: Simplify right side
    236,972.92x = 42,363,982,269.91
  5. Step 5: Solve for x
    x = 42,363,982,269.91/236,972.92
  6. Step 6: Final answer
    x = 178,771.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.