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Finding the Fourth Proportional to 165,958.38, 248,859.72 and 60,703.74

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Solution

The fourth proportional to 165,958.38, 248,859.72 and 60,703.74 is: 91,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,958.38 : 248,859.72 = 60,703.74 : x
  2. Step 2: Convert to fraction form
    165,958.38/248,859.72 = 60,703.74/x
  3. Step 3: Cross multiply
    165,958.38x = 248,859.72 × 60,703.74
  4. Step 4: Simplify right side
    165,958.38x = 15,106,715,739.35
  5. Step 5: Solve for x
    x = 15,106,715,739.35/165,958.38
  6. Step 6: Final answer
    x = 91,027.13

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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.