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Finding the Fourth Proportional to 36,603.88, 50,513.35 and 19,836.88

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Solution

The fourth proportional to 36,603.88, 50,513.35 and 19,836.88 is: 27,374.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,603.88 : 50,513.35 = 19,836.88 : x
  2. Step 2: Convert to fraction form
    36,603.88/50,513.35 = 19,836.88/x
  3. Step 3: Cross multiply
    36,603.88x = 50,513.35 × 19,836.88
  4. Step 4: Simplify right side
    36,603.88x = 1,002,027,262.35
  5. Step 5: Solve for x
    x = 1,002,027,262.35/36,603.88
  6. Step 6: Final answer
    x = 27,374.89

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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.