Home / 167,370.39-230,972.94-91,918.89

Finding the Fourth Proportional to 167,370.39, 230,972.94 and 91,918.89

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Solution

The fourth proportional to 167,370.39, 230,972.94 and 91,918.89 is: 126,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,370.39 : 230,972.94 = 91,918.89 : x
  2. Step 2: Convert to fraction form
    167,370.39/230,972.94 = 91,918.89/x
  3. Step 3: Cross multiply
    167,370.39x = 230,972.94 × 91,918.89
  4. Step 4: Simplify right side
    167,370.39x = 21,230,776,264.84
  5. Step 5: Solve for x
    x = 21,230,776,264.84/167,370.39
  6. Step 6: Final answer
    x = 126,849.06

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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.