Home / 87,354.55-131,037.33-23,311.48

Finding the Fourth Proportional to 87,354.55, 131,037.33 and 23,311.48

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Solution

The fourth proportional to 87,354.55, 131,037.33 and 23,311.48 is: 34,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,354.55 : 131,037.33 = 23,311.48 : x
  2. Step 2: Convert to fraction form
    87,354.55/131,037.33 = 23,311.48/x
  3. Step 3: Cross multiply
    87,354.55x = 131,037.33 × 23,311.48
  4. Step 4: Simplify right side
    87,354.55x = 3,054,674,623.10
  5. Step 5: Solve for x
    x = 3,054,674,623.10/87,354.55
  6. Step 6: Final answer
    x = 34,968.69

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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.