Home / 227,481.24-313,824.30-136,784.76

Finding the Fourth Proportional to 227,481.24, 313,824.30 and 136,784.76

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Solution

The fourth proportional to 227,481.24, 313,824.30 and 136,784.76 is: 188,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,481.24 : 313,824.30 = 136,784.76 : x
  2. Step 2: Convert to fraction form
    227,481.24/313,824.30 = 136,784.76/x
  3. Step 3: Cross multiply
    227,481.24x = 313,824.30 × 136,784.76
  4. Step 4: Simplify right side
    227,481.24x = 42,926,381,557.67
  5. Step 5: Solve for x
    x = 42,926,381,557.67/227,481.24
  6. Step 6: Final answer
    x = 188,702.95

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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.