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Finding the Fourth Proportional to 271,760.11, 375,063.56 and 164,330.91

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Solution

The fourth proportional to 271,760.11, 375,063.56 and 164,330.91 is: 226,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,760.11 : 375,063.56 = 164,330.91 : x
  2. Step 2: Convert to fraction form
    271,760.11/375,063.56 = 164,330.91/x
  3. Step 3: Cross multiply
    271,760.11x = 375,063.56 × 164,330.91
  4. Step 4: Simplify right side
    271,760.11x = 61,634,536,122.64
  5. Step 5: Solve for x
    x = 61,634,536,122.64/271,760.11
  6. Step 6: Final answer
    x = 226,797.58

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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.