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Finding the Fourth Proportional to 167,073.84, 230,565.60 and 91,622.16

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Solution

The fourth proportional to 167,073.84, 230,565.60 and 91,622.16 is: 126,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,073.84 : 230,565.60 = 91,622.16 : x
  2. Step 2: Convert to fraction form
    167,073.84/230,565.60 = 91,622.16/x
  3. Step 3: Cross multiply
    167,073.84x = 230,565.60 × 91,622.16
  4. Step 4: Simplify right side
    167,073.84x = 21,124,918,293.70
  5. Step 5: Solve for x
    x = 21,124,918,293.70/167,073.84
  6. Step 6: Final answer
    x = 126,440.61

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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.