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Finding the Fourth Proportional to 73,333, 101,199.54 and 39,799

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Solution

The fourth proportional to 73,333, 101,199.54 and 39,799 is: 54,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,333 : 101,199.54 = 39,799 : x
  2. Step 2: Convert to fraction form
    73,333/101,199.54 = 39,799/x
  3. Step 3: Cross multiply
    73,333x = 101,199.54 × 39,799
  4. Step 4: Simplify right side
    73,333x = 4,027,640,492.46
  5. Step 5: Solve for x
    x = 4,027,640,492.46/73,333
  6. Step 6: Final answer
    x = 54,922.62

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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.