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Finding the Fourth Proportional to 168,912.56, 233,103.60 and 101,848.88

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Solution

The fourth proportional to 168,912.56, 233,103.60 and 101,848.88 is: 140,554.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,912.56 : 233,103.60 = 101,848.88 : x
  2. Step 2: Convert to fraction form
    168,912.56/233,103.60 = 101,848.88/x
  3. Step 3: Cross multiply
    168,912.56x = 233,103.60 × 101,848.88
  4. Step 4: Simplify right side
    168,912.56x = 23,741,340,583.97
  5. Step 5: Solve for x
    x = 23,741,340,583.97/168,912.56
  6. Step 6: Final answer
    x = 140,554.03

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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.