Home / 96,578.46-144,820.26-40,401.72

Finding the Fourth Proportional to 96,578.46, 144,820.26 and 40,401.72

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Solution

The fourth proportional to 96,578.46, 144,820.26 and 40,401.72 is: 60,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,578.46 : 144,820.26 = 40,401.72 : x
  2. Step 2: Convert to fraction form
    96,578.46/144,820.26 = 40,401.72/x
  3. Step 3: Cross multiply
    96,578.46x = 144,820.26 × 40,401.72
  4. Step 4: Simplify right side
    96,578.46x = 5,850,987,594.85
  5. Step 5: Solve for x
    x = 5,850,987,594.85/96,578.46
  6. Step 6: Final answer
    x = 60,582.74

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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.