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Finding the Fourth Proportional to 119,603.57, 179,409.45 and 63,367.61

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Solution

The fourth proportional to 119,603.57, 179,409.45 and 63,367.61 is: 95,053.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,603.57 : 179,409.45 = 63,367.61 : x
  2. Step 2: Convert to fraction form
    119,603.57/179,409.45 = 63,367.61/x
  3. Step 3: Cross multiply
    119,603.57x = 179,409.45 × 63,367.61
  4. Step 4: Simplify right side
    119,603.57x = 11,368,747,160.87
  5. Step 5: Solve for x
    x = 11,368,747,160.87/119,603.57
  6. Step 6: Final answer
    x = 95,053.58

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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.