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Finding the Fourth Proportional to 247,573.82, 371,356.59 and 79,092.92

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Solution

The fourth proportional to 247,573.82, 371,356.59 and 79,092.92 is: 118,638.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,573.82 : 371,356.59 = 79,092.92 : x
  2. Step 2: Convert to fraction form
    247,573.82/371,356.59 = 79,092.92/x
  3. Step 3: Cross multiply
    247,573.82x = 371,356.59 × 79,092.92
  4. Step 4: Simplify right side
    247,573.82x = 29,371,677,064.34
  5. Step 5: Solve for x
    x = 29,371,677,064.34/247,573.82
  6. Step 6: Final answer
    x = 118,638.06

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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.