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Finding the Fourth Proportional to 36,699.02, 50,643.87 and 19,932.02

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Solution

The fourth proportional to 36,699.02, 50,643.87 and 19,932.02 is: 27,505.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.02 : 50,643.87 = 19,932.02 : x
  2. Step 2: Convert to fraction form
    36,699.02/50,643.87 = 19,932.02/x
  3. Step 3: Cross multiply
    36,699.02x = 50,643.87 × 19,932.02
  4. Step 4: Simplify right side
    36,699.02x = 1,009,434,629.72
  5. Step 5: Solve for x
    x = 1,009,434,629.72/36,699.02
  6. Step 6: Final answer
    x = 27,505.77

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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.