Home / 234,403.80-323,397-152,694.24

Finding the Fourth Proportional to 234,403.80, 323,397 and 152,694.24

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Solution

The fourth proportional to 234,403.80, 323,397 and 152,694.24 is: 210,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,403.80 : 323,397 = 152,694.24 : x
  2. Step 2: Convert to fraction form
    234,403.80/323,397 = 152,694.24/x
  3. Step 3: Cross multiply
    234,403.80x = 323,397 × 152,694.24
  4. Step 4: Simplify right side
    234,403.80x = 49,380,859,133.28
  5. Step 5: Solve for x
    x = 49,380,859,133.28/234,403.80
  6. Step 6: Final answer
    x = 210,665.78

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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.