Home / 227,215.90-313,581.27-136,601.38

Finding the Fourth Proportional to 227,215.90, 313,581.27 and 136,601.38

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Solution

The fourth proportional to 227,215.90, 313,581.27 and 136,601.38 is: 188,523.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,215.90 : 313,581.27 = 136,601.38 : x
  2. Step 2: Convert to fraction form
    227,215.90/313,581.27 = 136,601.38/x
  3. Step 3: Cross multiply
    227,215.90x = 313,581.27 × 136,601.38
  4. Step 4: Simplify right side
    227,215.90x = 42,835,634,224.15
  5. Step 5: Solve for x
    x = 42,835,634,224.15/227,215.90
  6. Step 6: Final answer
    x = 188,523.93

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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.