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Finding the Fourth Proportional to 63,083.88, 87,051.27 and 34,788.96

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Solution

The fourth proportional to 63,083.88, 87,051.27 and 34,788.96 is: 48,006.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,083.88 : 87,051.27 = 34,788.96 : x
  2. Step 2: Convert to fraction form
    63,083.88/87,051.27 = 34,788.96/x
  3. Step 3: Cross multiply
    63,083.88x = 87,051.27 × 34,788.96
  4. Step 4: Simplify right side
    63,083.88x = 3,028,423,149.98
  5. Step 5: Solve for x
    x = 3,028,423,149.98/63,083.88
  6. Step 6: Final answer
    x = 48,006.29

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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.