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Finding the Fourth Proportional to 221,707.80, 332,610.84 and 63,923.94

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Solution

The fourth proportional to 221,707.80, 332,610.84 and 63,923.94 is: 95,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,707.80 : 332,610.84 = 63,923.94 : x
  2. Step 2: Convert to fraction form
    221,707.80/332,610.84 = 63,923.94/x
  3. Step 3: Cross multiply
    221,707.80x = 332,610.84 × 63,923.94
  4. Step 4: Simplify right side
    221,707.80x = 21,261,795,379.51
  5. Step 5: Solve for x
    x = 21,261,795,379.51/221,707.80
  6. Step 6: Final answer
    x = 95,900.08

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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.