Home / 115,638.48-173,450.16-36,757.44

Finding the Fourth Proportional to 115,638.48, 173,450.16 and 36,757.44

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Solution

The fourth proportional to 115,638.48, 173,450.16 and 36,757.44 is: 55,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,638.48 : 173,450.16 = 36,757.44 : x
  2. Step 2: Convert to fraction form
    115,638.48/173,450.16 = 36,757.44/x
  3. Step 3: Cross multiply
    115,638.48x = 173,450.16 × 36,757.44
  4. Step 4: Simplify right side
    115,638.48x = 6,375,583,849.19
  5. Step 5: Solve for x
    x = 6,375,583,849.19/115,638.48
  6. Step 6: Final answer
    x = 55,133.76

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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.