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Finding the Fourth Proportional to 169,874.01, 254,811.83 and 51,546.38

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Solution

The fourth proportional to 169,874.01, 254,811.83 and 51,546.38 is: 77,319.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,874.01 : 254,811.83 = 51,546.38 : x
  2. Step 2: Convert to fraction form
    169,874.01/254,811.83 = 51,546.38/x
  3. Step 3: Cross multiply
    169,874.01x = 254,811.83 × 51,546.38
  4. Step 4: Simplify right side
    169,874.01x = 13,134,625,885.88
  5. Step 5: Solve for x
    x = 13,134,625,885.88/169,874.01
  6. Step 6: Final answer
    x = 77,319.81

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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.