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Finding the Fourth Proportional to 41,388, 57,173.52 and 36,910.32

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Solution

The fourth proportional to 41,388, 57,173.52 and 36,910.32 is: 50,988.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,388 : 57,173.52 = 36,910.32 : x
  2. Step 2: Convert to fraction form
    41,388/57,173.52 = 36,910.32/x
  3. Step 3: Cross multiply
    41,388x = 57,173.52 × 36,910.32
  4. Step 4: Simplify right side
    41,388x = 2,110,292,918.73
  5. Step 5: Solve for x
    x = 2,110,292,918.73/41,388
  6. Step 6: Final answer
    x = 50,988.04

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1.5x scale

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.