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Finding the Fourth Proportional to 169,464.96, 254,067.84 and 102,798.72

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Solution

The fourth proportional to 169,464.96, 254,067.84 and 102,798.72 is: 154,119.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,464.96 : 254,067.84 = 102,798.72 : x
  2. Step 2: Convert to fraction form
    169,464.96/254,067.84 = 102,798.72/x
  3. Step 3: Cross multiply
    169,464.96x = 254,067.84 × 102,798.72
  4. Step 4: Simplify right side
    169,464.96x = 26,117,848,745.16
  5. Step 5: Solve for x
    x = 26,117,848,745.16/169,464.96
  6. Step 6: Final answer
    x = 154,119.46

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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.