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Finding the Fourth Proportional to 93,644.75, 140,467.26 and 38,240.75

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Solution

The fourth proportional to 93,644.75, 140,467.26 and 38,240.75 is: 57,361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,644.75 : 140,467.26 = 38,240.75 : x
  2. Step 2: Convert to fraction form
    93,644.75/140,467.26 = 38,240.75/x
  3. Step 3: Cross multiply
    93,644.75x = 140,467.26 × 38,240.75
  4. Step 4: Simplify right side
    93,644.75x = 5,371,573,372.85
  5. Step 5: Solve for x
    x = 5,371,573,372.85/93,644.75
  6. Step 6: Final answer
    x = 57,361.18

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1.5x scale

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.