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Finding the Fourth Proportional to 104,958.96, 157,484.91 and 55,027.11

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Solution

The fourth proportional to 104,958.96, 157,484.91 and 55,027.11 is: 82,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,958.96 : 157,484.91 = 55,027.11 : x
  2. Step 2: Convert to fraction form
    104,958.96/157,484.91 = 55,027.11/x
  3. Step 3: Cross multiply
    104,958.96x = 157,484.91 × 55,027.11
  4. Step 4: Simplify right side
    104,958.96x = 8,665,939,465.91
  5. Step 5: Solve for x
    x = 8,665,939,465.91/104,958.96
  6. Step 6: Final answer
    x = 82,565.03

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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.