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Finding the Fourth Proportional to 375,850.14, 563,858.13 and 109,631.49

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Solution

The fourth proportional to 375,850.14, 563,858.13 and 109,631.49 is: 164,471.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,850.14 : 563,858.13 = 109,631.49 : x
  2. Step 2: Convert to fraction form
    375,850.14/563,858.13 = 109,631.49/x
  3. Step 3: Cross multiply
    375,850.14x = 563,858.13 × 109,631.49
  4. Step 4: Simplify right side
    375,850.14x = 61,816,604,121.22
  5. Step 5: Solve for x
    x = 61,816,604,121.22/375,850.14
  6. Step 6: Final answer
    x = 164,471.42

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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.