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Finding the Fourth Proportional to 167,290.55, 230,804.75 and 106,896.55

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Solution

The fourth proportional to 167,290.55, 230,804.75 and 106,896.55 is: 147,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,290.55 : 230,804.75 = 106,896.55 : x
  2. Step 2: Convert to fraction form
    167,290.55/230,804.75 = 106,896.55/x
  3. Step 3: Cross multiply
    167,290.55x = 230,804.75 × 106,896.55
  4. Step 4: Simplify right side
    167,290.55x = 24,672,231,188.84
  5. Step 5: Solve for x
    x = 24,672,231,188.84/167,290.55
  6. Step 6: Final answer
    x = 147,481.32

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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.