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Finding the Fourth Proportional to 167,293.74, 230,865.75 and 91,847.10

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Solution

The fourth proportional to 167,293.74, 230,865.75 and 91,847.10 is: 126,749.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,293.74 : 230,865.75 = 91,847.10 : x
  2. Step 2: Convert to fraction form
    167,293.74/230,865.75 = 91,847.10/x
  3. Step 3: Cross multiply
    167,293.74x = 230,865.75 × 91,847.10
  4. Step 4: Simplify right side
    167,293.74x = 21,204,349,626.83
  5. Step 5: Solve for x
    x = 21,204,349,626.83/167,293.74
  6. Step 6: Final answer
    x = 126,749.21

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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.