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Finding the Fourth Proportional to 271,005.73, 373,957.08 and 150,116.87

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Solution

The fourth proportional to 271,005.73, 373,957.08 and 150,116.87 is: 207,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,005.73 : 373,957.08 = 150,116.87 : x
  2. Step 2: Convert to fraction form
    271,005.73/373,957.08 = 150,116.87/x
  3. Step 3: Cross multiply
    271,005.73x = 373,957.08 × 150,116.87
  4. Step 4: Simplify right side
    271,005.73x = 56,137,266,363.94
  5. Step 5: Solve for x
    x = 56,137,266,363.94/271,005.73
  6. Step 6: Final answer
    x = 207,144.20

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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.