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Finding the Fourth Proportional to 177,191.70, 244,515.54 and 96,618.57

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Solution

The fourth proportional to 177,191.70, 244,515.54 and 96,618.57 is: 133,328.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,191.70 : 244,515.54 = 96,618.57 : x
  2. Step 2: Convert to fraction form
    177,191.70/244,515.54 = 96,618.57/x
  3. Step 3: Cross multiply
    177,191.70x = 244,515.54 × 96,618.57
  4. Step 4: Simplify right side
    177,191.70x = 23,624,741,817.58
  5. Step 5: Solve for x
    x = 23,624,741,817.58/177,191.70
  6. Step 6: Final answer
    x = 133,328.72

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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.