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Finding the Fourth Proportional to 169,107.58, 253,700.25 and 50,781.16

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Solution

The fourth proportional to 169,107.58, 253,700.25 and 50,781.16 is: 76,183.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,107.58 : 253,700.25 = 50,781.16 : x
  2. Step 2: Convert to fraction form
    169,107.58/253,700.25 = 50,781.16/x
  3. Step 3: Cross multiply
    169,107.58x = 253,700.25 × 50,781.16
  4. Step 4: Simplify right side
    169,107.58x = 12,883,192,353.04
  5. Step 5: Solve for x
    x = 12,883,192,353.04/169,107.58
  6. Step 6: Final answer
    x = 76,183.41

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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.