Home / 167,484.66-231,129.75-91,004.36

Finding the Fourth Proportional to 167,484.66, 231,129.75 and 91,004.36

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Solution

The fourth proportional to 167,484.66, 231,129.75 and 91,004.36 is: 125,586.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,484.66 : 231,129.75 = 91,004.36 : x
  2. Step 2: Convert to fraction form
    167,484.66/231,129.75 = 91,004.36/x
  3. Step 3: Cross multiply
    167,484.66x = 231,129.75 × 91,004.36
  4. Step 4: Simplify right side
    167,484.66x = 21,033,815,461.43
  5. Step 5: Solve for x
    x = 21,033,815,461.43/167,484.66
  6. Step 6: Final answer
    x = 125,586.52

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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.