Home / 115,401.10-173,115.15-36,523.30

Finding the Fourth Proportional to 115,401.10, 173,115.15 and 36,523.30

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Solution

The fourth proportional to 115,401.10, 173,115.15 and 36,523.30 is: 54,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,401.10 : 173,115.15 = 36,523.30 : x
  2. Step 2: Convert to fraction form
    115,401.10/173,115.15 = 36,523.30/x
  3. Step 3: Cross multiply
    115,401.10x = 173,115.15 × 36,523.30
  4. Step 4: Simplify right side
    115,401.10x = 6,322,736,558.00
  5. Step 5: Solve for x
    x = 6,322,736,558.00/115,401.10
  6. Step 6: Final answer
    x = 54,789.22

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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.