Home / 52,626.24-78,936.80-19,343.75

Finding the Fourth Proportional to 52,626.24, 78,936.80 and 19,343.75

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Solution

The fourth proportional to 52,626.24, 78,936.80 and 19,343.75 is: 29,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.24 : 78,936.80 = 19,343.75 : x
  2. Step 2: Convert to fraction form
    52,626.24/78,936.80 = 19,343.75/x
  3. Step 3: Cross multiply
    52,626.24x = 78,936.80 × 19,343.75
  4. Step 4: Simplify right side
    52,626.24x = 1,526,933,233.60
  5. Step 5: Solve for x
    x = 1,526,933,233.60/52,626.24
  6. Step 6: Final answer
    x = 29,014.67

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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.