Home / 172,451.84-237,936.92-100,849.44

Finding the Fourth Proportional to 172,451.84, 237,936.92 and 100,849.44

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Solution

The fourth proportional to 172,451.84, 237,936.92 and 100,849.44 is: 139,144.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,451.84 : 237,936.92 = 100,849.44 : x
  2. Step 2: Convert to fraction form
    172,451.84/237,936.92 = 100,849.44/x
  3. Step 3: Cross multiply
    172,451.84x = 237,936.92 × 100,849.44
  4. Step 4: Simplify right side
    172,451.84x = 23,995,805,137.32
  5. Step 5: Solve for x
    x = 23,995,805,137.32/172,451.84
  6. Step 6: Final answer
    x = 139,144.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.