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Finding the Fourth Proportional to 71,277.75, 106,842.83 and 58,665.26

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Solution

The fourth proportional to 71,277.75, 106,842.83 and 58,665.26 is: 87,937.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,277.75 : 106,842.83 = 58,665.26 : x
  2. Step 2: Convert to fraction form
    71,277.75/106,842.83 = 58,665.26/x
  3. Step 3: Cross multiply
    71,277.75x = 106,842.83 × 58,665.26
  4. Step 4: Simplify right side
    71,277.75x = 6,267,961,573.55
  5. Step 5: Solve for x
    x = 6,267,961,573.55/71,277.75
  6. Step 6: Final answer
    x = 87,937.14

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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.