Home / 87,848.67-121,231.22-47,562.44

Finding the Fourth Proportional to 87,848.67, 121,231.22 and 47,562.44

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Solution

The fourth proportional to 87,848.67, 121,231.22 and 47,562.44 is: 65,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,848.67 : 121,231.22 = 47,562.44 : x
  2. Step 2: Convert to fraction form
    87,848.67/121,231.22 = 47,562.44/x
  3. Step 3: Cross multiply
    87,848.67x = 121,231.22 × 47,562.44
  4. Step 4: Simplify right side
    87,848.67x = 5,766,052,692.64
  5. Step 5: Solve for x
    x = 5,766,052,692.64/87,848.67
  6. Step 6: Final answer
    x = 65,636.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.