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Finding the Fourth Proportional to 77,584.43, 107,066.64 and 44,050.43

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Solution

The fourth proportional to 77,584.43, 107,066.64 and 44,050.43 is: 60,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,584.43 : 107,066.64 = 44,050.43 : x
  2. Step 2: Convert to fraction form
    77,584.43/107,066.64 = 44,050.43/x
  3. Step 3: Cross multiply
    77,584.43x = 107,066.64 × 44,050.43
  4. Step 4: Simplify right side
    77,584.43x = 4,716,331,530.66
  5. Step 5: Solve for x
    x = 4,716,331,530.66/77,584.43
  6. Step 6: Final answer
    x = 60,789.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.