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Finding the Fourth Proportional to 163,609.89, 225,705.86 and 95,629.73

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Solution

The fourth proportional to 163,609.89, 225,705.86 and 95,629.73 is: 131,924.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,609.89 : 225,705.86 = 95,629.73 : x
  2. Step 2: Convert to fraction form
    163,609.89/225,705.86 = 95,629.73/x
  3. Step 3: Cross multiply
    163,609.89x = 225,705.86 × 95,629.73
  4. Step 4: Simplify right side
    163,609.89x = 21,584,189,322.69
  5. Step 5: Solve for x
    x = 21,584,189,322.69/163,609.89
  6. Step 6: Final answer
    x = 131,924.72

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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.