Home / 167,583.09-231,266.17-91,102.33

Finding the Fourth Proportional to 167,583.09, 231,266.17 and 91,102.33

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Solution

The fourth proportional to 167,583.09, 231,266.17 and 91,102.33 is: 125,722.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,583.09 : 231,266.17 = 91,102.33 : x
  2. Step 2: Convert to fraction form
    167,583.09/231,266.17 = 91,102.33/x
  3. Step 3: Cross multiply
    167,583.09x = 231,266.17 × 91,102.33
  4. Step 4: Simplify right side
    167,583.09x = 21,068,886,937.18
  5. Step 5: Solve for x
    x = 21,068,886,937.18/167,583.09
  6. Step 6: Final answer
    x = 125,722.03

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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.