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Finding the Fourth Proportional to 173,023.70, 259,537.70 and 54,705.38

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Solution

The fourth proportional to 173,023.70, 259,537.70 and 54,705.38 is: 82,058.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,023.70 : 259,537.70 = 54,705.38 : x
  2. Step 2: Convert to fraction form
    173,023.70/259,537.70 = 54,705.38/x
  3. Step 3: Cross multiply
    173,023.70x = 259,537.70 × 54,705.38
  4. Step 4: Simplify right side
    173,023.70x = 14,198,107,341.90
  5. Step 5: Solve for x
    x = 14,198,107,341.90/173,023.70
  6. Step 6: Final answer
    x = 82,058.75

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Why These Related Problems?

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