Home / 52,525.54-78,771.21-17,455.78

Finding the Fourth Proportional to 52,525.54, 78,771.21 and 17,455.78

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Solution

The fourth proportional to 52,525.54, 78,771.21 and 17,455.78 is: 26,177.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,525.54 : 78,771.21 = 17,455.78 : x
  2. Step 2: Convert to fraction form
    52,525.54/78,771.21 = 17,455.78/x
  3. Step 3: Cross multiply
    52,525.54x = 78,771.21 × 17,455.78
  4. Step 4: Simplify right side
    52,525.54x = 1,375,012,912.09
  5. Step 5: Solve for x
    x = 1,375,012,912.09/52,525.54
  6. Step 6: Final answer
    x = 26,177.99

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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.