Home / 52,518.20-78,608.70-27,522.60

Finding the Fourth Proportional to 52,518.20, 78,608.70 and 27,522.60

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Solution

The fourth proportional to 52,518.20, 78,608.70 and 27,522.60 is: 41,195.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,518.20 : 78,608.70 = 27,522.60 : x
  2. Step 2: Convert to fraction form
    52,518.20/78,608.70 = 27,522.60/x
  3. Step 3: Cross multiply
    52,518.20x = 78,608.70 × 27,522.60
  4. Step 4: Simplify right side
    52,518.20x = 2,163,515,806.62
  5. Step 5: Solve for x
    x = 2,163,515,806.62/52,518.20
  6. Step 6: Final answer
    x = 41,195.55

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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.