Home / 222,174.73-306,593.55-126,712.18

Finding the Fourth Proportional to 222,174.73, 306,593.55 and 126,712.18

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Solution

The fourth proportional to 222,174.73, 306,593.55 and 126,712.18 is: 174,858.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,174.73 : 306,593.55 = 126,712.18 : x
  2. Step 2: Convert to fraction form
    222,174.73/306,593.55 = 126,712.18/x
  3. Step 3: Cross multiply
    222,174.73x = 306,593.55 × 126,712.18
  4. Step 4: Simplify right side
    222,174.73x = 38,849,138,339.98
  5. Step 5: Solve for x
    x = 38,849,138,339.98/222,174.73
  6. Step 6: Final answer
    x = 174,858.49

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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.