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Finding the Fourth Proportional to 25,267.53, 37,899.92 and 7,737.41

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Solution

The fourth proportional to 25,267.53, 37,899.92 and 7,737.41 is: 11,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,267.53 : 37,899.92 = 7,737.41 : x
  2. Step 2: Convert to fraction form
    25,267.53/37,899.92 = 7,737.41/x
  3. Step 3: Cross multiply
    25,267.53x = 37,899.92 × 7,737.41
  4. Step 4: Simplify right side
    25,267.53x = 293,246,991.82
  5. Step 5: Solve for x
    x = 293,246,991.82/25,267.53
  6. Step 6: Final answer
    x = 11,605.68

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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.