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Finding the Fourth Proportional to 48,166.71, 72,270.82 and 20,092.29

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Solution

The fourth proportional to 48,166.71, 72,270.82 and 20,092.29 is: 30,147.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,166.71 : 72,270.82 = 20,092.29 : x
  2. Step 2: Convert to fraction form
    48,166.71/72,270.82 = 20,092.29/x
  3. Step 3: Cross multiply
    48,166.71x = 72,270.82 × 20,092.29
  4. Step 4: Simplify right side
    48,166.71x = 1,452,085,992.84
  5. Step 5: Solve for x
    x = 1,452,085,992.84/48,166.71
  6. Step 6: Final answer
    x = 30,147.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.