Home / 87,980.85-132,059.16-48,556.53

Finding the Fourth Proportional to 87,980.85, 132,059.16 and 48,556.53

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Solution

The fourth proportional to 87,980.85, 132,059.16 and 48,556.53 is: 72,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,980.85 : 132,059.16 = 48,556.53 : x
  2. Step 2: Convert to fraction form
    87,980.85/132,059.16 = 48,556.53/x
  3. Step 3: Cross multiply
    87,980.85x = 132,059.16 × 48,556.53
  4. Step 4: Simplify right side
    87,980.85x = 6,412,334,564.31
  5. Step 5: Solve for x
    x = 6,412,334,564.31/87,980.85
  6. Step 6: Final answer
    x = 72,883.30

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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.