Home / 87,384.06-131,054.78-24,202.55

Finding the Fourth Proportional to 87,384.06, 131,054.78 and 24,202.55

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Solution

The fourth proportional to 87,384.06, 131,054.78 and 24,202.55 is: 36,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,384.06 : 131,054.78 = 24,202.55 : x
  2. Step 2: Convert to fraction form
    87,384.06/131,054.78 = 24,202.55/x
  3. Step 3: Cross multiply
    87,384.06x = 131,054.78 × 24,202.55
  4. Step 4: Simplify right side
    87,384.06x = 3,171,860,253.83
  5. Step 5: Solve for x
    x = 3,171,860,253.83/87,384.06
  6. Step 6: Final answer
    x = 36,297.93

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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.