Home / 52,250.40-78,351.64-16,704.83

Finding the Fourth Proportional to 52,250.40, 78,351.64 and 16,704.83

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Solution

The fourth proportional to 52,250.40, 78,351.64 and 16,704.83 is: 25,049.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,250.40 : 78,351.64 = 16,704.83 : x
  2. Step 2: Convert to fraction form
    52,250.40/78,351.64 = 16,704.83/x
  3. Step 3: Cross multiply
    52,250.40x = 78,351.64 × 16,704.83
  4. Step 4: Simplify right side
    52,250.40x = 1,308,850,980.54
  5. Step 5: Solve for x
    x = 1,308,850,980.54/52,250.40
  6. Step 6: Final answer
    x = 25,049.59

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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.