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Finding the Fourth Proportional to 175,648.50, 263,495.43 and 80,855.82

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Solution

The fourth proportional to 175,648.50, 263,495.43 and 80,855.82 is: 121,294.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,648.50 : 263,495.43 = 80,855.82 : x
  2. Step 2: Convert to fraction form
    175,648.50/263,495.43 = 80,855.82/x
  3. Step 3: Cross multiply
    175,648.50x = 263,495.43 × 80,855.82
  4. Step 4: Simplify right side
    175,648.50x = 21,305,139,058.90
  5. Step 5: Solve for x
    x = 21,305,139,058.90/175,648.50
  6. Step 6: Final answer
    x = 121,294.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.