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Finding the Fourth Proportional to 48,873.52, 73,309.74 and 11,937.52

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Solution

The fourth proportional to 48,873.52, 73,309.74 and 11,937.52 is: 17,906.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,873.52 : 73,309.74 = 11,937.52 : x
  2. Step 2: Convert to fraction form
    48,873.52/73,309.74 = 11,937.52/x
  3. Step 3: Cross multiply
    48,873.52x = 73,309.74 × 11,937.52
  4. Step 4: Simplify right side
    48,873.52x = 875,136,487.44
  5. Step 5: Solve for x
    x = 875,136,487.44/48,873.52
  6. Step 6: Final answer
    x = 17,906.15

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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.