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Finding the Fourth Proportional to 67,809.64, 101,736.54 and 32,753.32

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Solution

The fourth proportional to 67,809.64, 101,736.54 and 32,753.32 is: 49,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,809.64 : 101,736.54 = 32,753.32 : x
  2. Step 2: Convert to fraction form
    67,809.64/101,736.54 = 32,753.32/x
  3. Step 3: Cross multiply
    67,809.64x = 101,736.54 × 32,753.32
  4. Step 4: Simplify right side
    67,809.64x = 3,332,209,450.31
  5. Step 5: Solve for x
    x = 3,332,209,450.31/67,809.64
  6. Step 6: Final answer
    x = 49,140.65

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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.