Home / 167,394.08-231,009.36-91,949.60

Finding the Fourth Proportional to 167,394.08, 231,009.36 and 91,949.60

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Solution

The fourth proportional to 167,394.08, 231,009.36 and 91,949.60 is: 126,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,394.08 : 231,009.36 = 91,949.60 : x
  2. Step 2: Convert to fraction form
    167,394.08/231,009.36 = 91,949.60/x
  3. Step 3: Cross multiply
    167,394.08x = 231,009.36 × 91,949.60
  4. Step 4: Simplify right side
    167,394.08x = 21,241,218,248.26
  5. Step 5: Solve for x
    x = 21,241,218,248.26/167,394.08
  6. Step 6: Final answer
    x = 126,893.49

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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.