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Finding the Fourth Proportional to 32,617.38, 48,926.07 and 7,993.38

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Solution

The fourth proportional to 32,617.38, 48,926.07 and 7,993.38 is: 11,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,617.38 : 48,926.07 = 7,993.38 : x
  2. Step 2: Convert to fraction form
    32,617.38/48,926.07 = 7,993.38/x
  3. Step 3: Cross multiply
    32,617.38x = 48,926.07 × 7,993.38
  4. Step 4: Simplify right side
    32,617.38x = 391,084,384.82
  5. Step 5: Solve for x
    x = 391,084,384.82/32,617.38
  6. Step 6: Final answer
    x = 11,990.06

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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.