Home / 67,354.22-100,850.49-37,687.56

Finding the Fourth Proportional to 67,354.22, 100,850.49 and 37,687.56

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Solution

The fourth proportional to 67,354.22, 100,850.49 and 37,687.56 is: 56,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,354.22 : 100,850.49 = 37,687.56 : x
  2. Step 2: Convert to fraction form
    67,354.22/100,850.49 = 37,687.56/x
  3. Step 3: Cross multiply
    67,354.22x = 100,850.49 × 37,687.56
  4. Step 4: Simplify right side
    67,354.22x = 3,800,808,892.90
  5. Step 5: Solve for x
    x = 3,800,808,892.90/67,354.22
  6. Step 6: Final answer
    x = 56,430.16

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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.