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Finding the Fourth Proportional to 62,369.30, 86,069.58 and 34,074.98

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Solution

The fourth proportional to 62,369.30, 86,069.58 and 34,074.98 is: 47,023.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,369.30 : 86,069.58 = 34,074.98 : x
  2. Step 2: Convert to fraction form
    62,369.30/86,069.58 = 34,074.98/x
  3. Step 3: Cross multiply
    62,369.30x = 86,069.58 × 34,074.98
  4. Step 4: Simplify right side
    62,369.30x = 2,932,819,217.11
  5. Step 5: Solve for x
    x = 2,932,819,217.11/62,369.30
  6. Step 6: Final answer
    x = 47,023.44

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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.