Home / 198,584.02-274,045.93-109,160.02

Finding the Fourth Proportional to 198,584.02, 274,045.93 and 109,160.02

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Solution

The fourth proportional to 198,584.02, 274,045.93 and 109,160.02 is: 150,640.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,584.02 : 274,045.93 = 109,160.02 : x
  2. Step 2: Convert to fraction form
    198,584.02/274,045.93 = 109,160.02/x
  3. Step 3: Cross multiply
    198,584.02x = 274,045.93 × 109,160.02
  4. Step 4: Simplify right side
    198,584.02x = 29,914,859,199.72
  5. Step 5: Solve for x
    x = 29,914,859,199.72/198,584.02
  6. Step 6: Final answer
    x = 150,640.82

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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.