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Finding the Fourth Proportional to 77,550.81, 116,107.11 and 63,234.42

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Solution

The fourth proportional to 77,550.81, 116,107.11 and 63,234.42 is: 94,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,550.81 : 116,107.11 = 63,234.42 : x
  2. Step 2: Convert to fraction form
    77,550.81/116,107.11 = 63,234.42/x
  3. Step 3: Cross multiply
    77,550.81x = 116,107.11 × 63,234.42
  4. Step 4: Simplify right side
    77,550.81x = 7,341,965,758.73
  5. Step 5: Solve for x
    x = 7,341,965,758.73/77,550.81
  6. Step 6: Final answer
    x = 94,672.97

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1.5x scale

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.