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Finding the Fourth Proportional to 151,898.40, 227,410.20 and 92,849.40

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Solution

The fourth proportional to 151,898.40, 227,410.20 and 92,849.40 is: 139,006.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,898.40 : 227,410.20 = 92,849.40 : x
  2. Step 2: Convert to fraction form
    151,898.40/227,410.20 = 92,849.40/x
  3. Step 3: Cross multiply
    151,898.40x = 227,410.20 × 92,849.40
  4. Step 4: Simplify right side
    151,898.40x = 21,114,900,623.88
  5. Step 5: Solve for x
    x = 21,114,900,623.88/151,898.40
  6. Step 6: Final answer
    x = 139,006.73

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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.