Home / 161,301.78-222,608.93-96,773.45

Finding the Fourth Proportional to 161,301.78, 222,608.93 and 96,773.45

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Solution

The fourth proportional to 161,301.78, 222,608.93 and 96,773.45 is: 133,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,301.78 : 222,608.93 = 96,773.45 : x
  2. Step 2: Convert to fraction form
    161,301.78/222,608.93 = 96,773.45/x
  3. Step 3: Cross multiply
    161,301.78x = 222,608.93 × 96,773.45
  4. Step 4: Simplify right side
    161,301.78x = 21,542,632,560.00
  5. Step 5: Solve for x
    x = 21,542,632,560.00/161,301.78
  6. Step 6: Final answer
    x = 133,554.83

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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.