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Finding the Fourth Proportional to 71,545.63, 98,733.36 and 44,703.73

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Solution

The fourth proportional to 71,545.63, 98,733.36 and 44,703.73 is: 61,691.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,545.63 : 98,733.36 = 44,703.73 : x
  2. Step 2: Convert to fraction form
    71,545.63/98,733.36 = 44,703.73/x
  3. Step 3: Cross multiply
    71,545.63x = 98,733.36 × 44,703.73
  4. Step 4: Simplify right side
    71,545.63x = 4,413,749,467.43
  5. Step 5: Solve for x
    x = 4,413,749,467.43/71,545.63
  6. Step 6: Final answer
    x = 61,691.39

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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.