Home / 227,215.40-313,580.58-136,600.88

Finding the Fourth Proportional to 227,215.40, 313,580.58 and 136,600.88

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Solution

The fourth proportional to 227,215.40, 313,580.58 and 136,600.88 is: 188,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,215.40 : 313,580.58 = 136,600.88 : x
  2. Step 2: Convert to fraction form
    227,215.40/313,580.58 = 136,600.88/x
  3. Step 3: Cross multiply
    227,215.40x = 313,580.58 × 136,600.88
  4. Step 4: Simplify right side
    227,215.40x = 42,835,383,178.91
  5. Step 5: Solve for x
    x = 42,835,383,178.91/227,215.40
  6. Step 6: Final answer
    x = 188,523.24

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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.