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Finding the Fourth Proportional to 34,257.87, 51,393.99 and 14,535.99

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Solution

The fourth proportional to 34,257.87, 51,393.99 and 14,535.99 is: 21,807.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,257.87 : 51,393.99 = 14,535.99 : x
  2. Step 2: Convert to fraction form
    34,257.87/51,393.99 = 14,535.99/x
  3. Step 3: Cross multiply
    34,257.87x = 51,393.99 × 14,535.99
  4. Step 4: Simplify right side
    34,257.87x = 747,062,524.70
  5. Step 5: Solve for x
    x = 747,062,524.70/34,257.87
  6. Step 6: Final answer
    x = 21,807.03

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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.