Home / 116,836.44-161,237.52-71,513.52

Finding the Fourth Proportional to 116,836.44, 161,237.52 and 71,513.52

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Solution

The fourth proportional to 116,836.44, 161,237.52 and 71,513.52 is: 98,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,836.44 : 161,237.52 = 71,513.52 : x
  2. Step 2: Convert to fraction form
    116,836.44/161,237.52 = 71,513.52/x
  3. Step 3: Cross multiply
    116,836.44x = 161,237.52 × 71,513.52
  4. Step 4: Simplify right side
    116,836.44x = 11,530,662,611.27
  5. Step 5: Solve for x
    x = 11,530,662,611.27/116,836.44
  6. Step 6: Final answer
    x = 98,690.64

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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.