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Finding the Fourth Proportional to 167,802.62, 231,563.24 and 91,323.22

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Solution

The fourth proportional to 167,802.62, 231,563.24 and 91,323.22 is: 126,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,802.62 : 231,563.24 = 91,323.22 : x
  2. Step 2: Convert to fraction form
    167,802.62/231,563.24 = 91,323.22/x
  3. Step 3: Cross multiply
    167,802.62x = 231,563.24 × 91,323.22
  4. Step 4: Simplify right side
    167,802.62x = 21,147,100,710.43
  5. Step 5: Solve for x
    x = 21,147,100,710.43/167,802.62
  6. Step 6: Final answer
    x = 126,023.66

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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.