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Finding the Fourth Proportional to 62,998.63, 86,937.96 and 34,704.34

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Solution

The fourth proportional to 62,998.63, 86,937.96 and 34,704.34 is: 47,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,998.63 : 86,937.96 = 34,704.34 : x
  2. Step 2: Convert to fraction form
    62,998.63/86,937.96 = 34,704.34/x
  3. Step 3: Cross multiply
    62,998.63x = 86,937.96 × 34,704.34
  4. Step 4: Simplify right side
    62,998.63x = 3,017,124,522.75
  5. Step 5: Solve for x
    x = 3,017,124,522.75/62,998.63
  6. Step 6: Final answer
    x = 47,891.91

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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.