Home / 154,640.44-231,566.82-101,890.04

Finding the Fourth Proportional to 154,640.44, 231,566.82 and 101,890.04

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Solution

The fourth proportional to 154,640.44, 231,566.82 and 101,890.04 is: 152,575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,640.44 : 231,566.82 = 101,890.04 : x
  2. Step 2: Convert to fraction form
    154,640.44/231,566.82 = 101,890.04/x
  3. Step 3: Cross multiply
    154,640.44x = 231,566.82 × 101,890.04
  4. Step 4: Simplify right side
    154,640.44x = 23,594,352,552.47
  5. Step 5: Solve for x
    x = 23,594,352,552.47/154,640.44
  6. Step 6: Final answer
    x = 152,575.57

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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.