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Finding the Fourth Proportional to 237,758.76, 356,553.12 and 111,377.40

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Solution

The fourth proportional to 237,758.76, 356,553.12 and 111,377.40 is: 167,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,758.76 : 356,553.12 = 111,377.40 : x
  2. Step 2: Convert to fraction form
    237,758.76/356,553.12 = 111,377.40/x
  3. Step 3: Cross multiply
    237,758.76x = 356,553.12 × 111,377.40
  4. Step 4: Simplify right side
    237,758.76x = 39,711,959,467.49
  5. Step 5: Solve for x
    x = 39,711,959,467.49/237,758.76
  6. Step 6: Final answer
    x = 167,026.27

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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.