Home / 51,448.70-77,178.72-16,380.14

Finding the Fourth Proportional to 51,448.70, 77,178.72 and 16,380.14

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Solution

The fourth proportional to 51,448.70, 77,178.72 and 16,380.14 is: 24,572.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,448.70 : 77,178.72 = 16,380.14 : x
  2. Step 2: Convert to fraction form
    51,448.70/77,178.72 = 16,380.14/x
  3. Step 3: Cross multiply
    51,448.70x = 77,178.72 × 16,380.14
  4. Step 4: Simplify right side
    51,448.70x = 1,264,198,238.62
  5. Step 5: Solve for x
    x = 1,264,198,238.62/51,448.70
  6. Step 6: Final answer
    x = 24,572.02

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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.