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Finding the Fourth Proportional to 48,837.75, 73,256.99 and 11,901.75

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Solution

The fourth proportional to 48,837.75, 73,256.99 and 11,901.75 is: 17,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,837.75 : 73,256.99 = 11,901.75 : x
  2. Step 2: Convert to fraction form
    48,837.75/73,256.99 = 11,901.75/x
  3. Step 3: Cross multiply
    48,837.75x = 73,256.99 × 11,901.75
  4. Step 4: Simplify right side
    48,837.75x = 871,886,321.22
  5. Step 5: Solve for x
    x = 871,886,321.22/48,837.75
  6. Step 6: Final answer
    x = 17,852.71

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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.