Home / 67,408.20-101,063.70-37,835.10

Finding the Fourth Proportional to 67,408.20, 101,063.70 and 37,835.10

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Solution

The fourth proportional to 67,408.20, 101,063.70 and 37,835.10 is: 56,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,408.20 : 101,063.70 = 37,835.10 : x
  2. Step 2: Convert to fraction form
    67,408.20/101,063.70 = 37,835.10/x
  3. Step 3: Cross multiply
    67,408.20x = 101,063.70 × 37,835.10
  4. Step 4: Simplify right side
    67,408.20x = 3,823,755,195.87
  5. Step 5: Solve for x
    x = 3,823,755,195.87/67,408.20
  6. Step 6: Final answer
    x = 56,725.37

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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.