Home / 161,539.27-222,886.11-135,795.73

Finding the Fourth Proportional to 161,539.27, 222,886.11 and 135,795.73

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Solution

The fourth proportional to 161,539.27, 222,886.11 and 135,795.73 is: 187,366.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,539.27 : 222,886.11 = 135,795.73 : x
  2. Step 2: Convert to fraction form
    161,539.27/222,886.11 = 135,795.73/x
  3. Step 3: Cross multiply
    161,539.27x = 222,886.11 × 135,795.73
  4. Step 4: Simplify right side
    161,539.27x = 30,266,982,014.31
  5. Step 5: Solve for x
    x = 30,266,982,014.31/161,539.27
  6. Step 6: Final answer
    x = 187,366.09

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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.