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Finding the Fourth Proportional to 150,048.76, 207,175.72 and 92,766.62

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Solution

The fourth proportional to 150,048.76, 207,175.72 and 92,766.62 is: 128,084.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,048.76 : 207,175.72 = 92,766.62 : x
  2. Step 2: Convert to fraction form
    150,048.76/207,175.72 = 92,766.62/x
  3. Step 3: Cross multiply
    150,048.76x = 207,175.72 × 92,766.62
  4. Step 4: Simplify right side
    150,048.76x = 19,218,991,290.47
  5. Step 5: Solve for x
    x = 19,218,991,290.47/150,048.76
  6. Step 6: Final answer
    x = 128,084.97

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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.