Home / 118,398.95-177,474.38-55,166.94

Finding the Fourth Proportional to 118,398.95, 177,474.38 and 55,166.94

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Solution

The fourth proportional to 118,398.95, 177,474.38 and 55,166.94 is: 82,692.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,398.95 : 177,474.38 = 55,166.94 : x
  2. Step 2: Convert to fraction form
    118,398.95/177,474.38 = 55,166.94/x
  3. Step 3: Cross multiply
    118,398.95x = 177,474.38 × 55,166.94
  4. Step 4: Simplify right side
    118,398.95x = 9,790,718,473.00
  5. Step 5: Solve for x
    x = 9,790,718,473.00/118,398.95
  6. Step 6: Final answer
    x = 82,692.61

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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.