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Finding the Fourth Proportional to 41,768.76, 57,640.70 and 22,905.88

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Solution

The fourth proportional to 41,768.76, 57,640.70 and 22,905.88 is: 31,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,768.76 : 57,640.70 = 22,905.88 : x
  2. Step 2: Convert to fraction form
    41,768.76/57,640.70 = 22,905.88/x
  3. Step 3: Cross multiply
    41,768.76x = 57,640.70 × 22,905.88
  4. Step 4: Simplify right side
    41,768.76x = 1,320,310,957.32
  5. Step 5: Solve for x
    x = 1,320,310,957.32/41,768.76
  6. Step 6: Final answer
    x = 31,610.01

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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.