Home / 52,499.75-78,761.70-16,474.21

Finding the Fourth Proportional to 52,499.75, 78,761.70 and 16,474.21

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Solution

The fourth proportional to 52,499.75, 78,761.70 and 16,474.21 is: 24,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,499.75 : 78,761.70 = 16,474.21 : x
  2. Step 2: Convert to fraction form
    52,499.75/78,761.70 = 16,474.21/x
  3. Step 3: Cross multiply
    52,499.75x = 78,761.70 × 16,474.21
  4. Step 4: Simplify right side
    52,499.75x = 1,297,536,588.85
  5. Step 5: Solve for x
    x = 1,297,536,588.85/52,499.75
  6. Step 6: Final answer
    x = 24,715.10

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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.