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Finding the Fourth Proportional to 95,991.55, 143,990.97 and 36,833.20

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Solution

The fourth proportional to 95,991.55, 143,990.97 and 36,833.20 is: 55,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,991.55 : 143,990.97 = 36,833.20 : x
  2. Step 2: Convert to fraction form
    95,991.55/143,990.97 = 36,833.20/x
  3. Step 3: Cross multiply
    95,991.55x = 143,990.97 × 36,833.20
  4. Step 4: Simplify right side
    95,991.55x = 5,303,648,196.20
  5. Step 5: Solve for x
    x = 5,303,648,196.20/95,991.55
  6. Step 6: Final answer
    x = 55,251.20

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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.