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Finding the Fourth Proportional to 70,181.73, 96,851.03 and 38,350.62

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Solution

The fourth proportional to 70,181.73, 96,851.03 and 38,350.62 is: 52,923.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,181.73 : 96,851.03 = 38,350.62 : x
  2. Step 2: Convert to fraction form
    70,181.73/96,851.03 = 38,350.62/x
  3. Step 3: Cross multiply
    70,181.73x = 96,851.03 × 38,350.62
  4. Step 4: Simplify right side
    70,181.73x = 3,714,297,048.14
  5. Step 5: Solve for x
    x = 3,714,297,048.14/70,181.73
  6. Step 6: Final answer
    x = 52,923.99

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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.