Home / 227,252.39-313,635.24-136,654.70

Finding the Fourth Proportional to 227,252.39, 313,635.24 and 136,654.70

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Solution

The fourth proportional to 227,252.39, 313,635.24 and 136,654.70 is: 188,599.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,252.39 : 313,635.24 = 136,654.70 : x
  2. Step 2: Convert to fraction form
    227,252.39/313,635.24 = 136,654.70/x
  3. Step 3: Cross multiply
    227,252.39x = 313,635.24 × 136,654.70
  4. Step 4: Simplify right side
    227,252.39x = 42,859,728,063.45
  5. Step 5: Solve for x
    x = 42,859,728,063.45/227,252.39
  6. Step 6: Final answer
    x = 188,599.68

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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.