Home / 173,981.84-260,786.20-113,987.66

Finding the Fourth Proportional to 173,981.84, 260,786.20 and 113,987.66

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Solution

The fourth proportional to 173,981.84, 260,786.20 and 113,987.66 is: 170,859.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,981.84 : 260,786.20 = 113,987.66 : x
  2. Step 2: Convert to fraction form
    173,981.84/260,786.20 = 113,987.66/x
  3. Step 3: Cross multiply
    173,981.84x = 260,786.20 × 113,987.66
  4. Step 4: Simplify right side
    173,981.84x = 29,726,408,698.29
  5. Step 5: Solve for x
    x = 29,726,408,698.29/173,981.84
  6. Step 6: Final answer
    x = 170,859.26

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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.