Home / 222,105.54-306,505.33-125,309.27

Finding the Fourth Proportional to 222,105.54, 306,505.33 and 125,309.27

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Solution

The fourth proportional to 222,105.54, 306,505.33 and 125,309.27 is: 172,926.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,105.54 : 306,505.33 = 125,309.27 : x
  2. Step 2: Convert to fraction form
    222,105.54/306,505.33 = 125,309.27/x
  3. Step 3: Cross multiply
    222,105.54x = 306,505.33 × 125,309.27
  4. Step 4: Simplify right side
    222,105.54x = 38,407,959,153.41
  5. Step 5: Solve for x
    x = 38,407,959,153.41/222,105.54
  6. Step 6: Final answer
    x = 172,926.61

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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.