Home / 161,181.40-222,366.66-93,185.92

Finding the Fourth Proportional to 161,181.40, 222,366.66 and 93,185.92

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Solution

The fourth proportional to 161,181.40, 222,366.66 and 93,185.92 is: 128,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,181.40 : 222,366.66 = 93,185.92 : x
  2. Step 2: Convert to fraction form
    161,181.40/222,366.66 = 93,185.92/x
  3. Step 3: Cross multiply
    161,181.40x = 222,366.66 × 93,185.92
  4. Step 4: Simplify right side
    161,181.40x = 20,721,441,789.43
  5. Step 5: Solve for x
    x = 20,721,441,789.43/161,181.40
  6. Step 6: Final answer
    x = 128,559.76

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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.