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Finding the Fourth Proportional to 36,309.96, 50,127.93 and 27,795.78

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Solution

The fourth proportional to 36,309.96, 50,127.93 and 27,795.78 is: 38,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,309.96 : 50,127.93 = 27,795.78 : x
  2. Step 2: Convert to fraction form
    36,309.96/50,127.93 = 27,795.78/x
  3. Step 3: Cross multiply
    36,309.96x = 50,127.93 × 27,795.78
  4. Step 4: Simplify right side
    36,309.96x = 1,393,344,914.14
  5. Step 5: Solve for x
    x = 1,393,344,914.14/36,309.96
  6. Step 6: Final answer
    x = 38,373.63

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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.