Home / 52,841.54-79,239.26-19,986.50

Finding the Fourth Proportional to 52,841.54, 79,239.26 and 19,986.50

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Solution

The fourth proportional to 52,841.54, 79,239.26 and 19,986.50 is: 29,971.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,841.54 : 79,239.26 = 19,986.50 : x
  2. Step 2: Convert to fraction form
    52,841.54/79,239.26 = 19,986.50/x
  3. Step 3: Cross multiply
    52,841.54x = 79,239.26 × 19,986.50
  4. Step 4: Simplify right side
    52,841.54x = 1,583,715,469.99
  5. Step 5: Solve for x
    x = 1,583,715,469.99/52,841.54
  6. Step 6: Final answer
    x = 29,971.03

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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.