Home / 222,207.82-306,665.94-126,718.54

Finding the Fourth Proportional to 222,207.82, 306,665.94 and 126,718.54

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Solution

The fourth proportional to 222,207.82, 306,665.94 and 126,718.54 is: 174,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,207.82 : 306,665.94 = 126,718.54 : x
  2. Step 2: Convert to fraction form
    222,207.82/306,665.94 = 126,718.54/x
  3. Step 3: Cross multiply
    222,207.82x = 306,665.94 × 126,718.54
  4. Step 4: Simplify right side
    222,207.82x = 38,860,260,184.53
  5. Step 5: Solve for x
    x = 38,860,260,184.53/222,207.82
  6. Step 6: Final answer
    x = 174,882.50

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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.