Home / 146,503.62-219,755.43-52,987.50

Finding the Fourth Proportional to 146,503.62, 219,755.43 and 52,987.50

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Solution

The fourth proportional to 146,503.62, 219,755.43 and 52,987.50 is: 79,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,503.62 : 219,755.43 = 52,987.50 : x
  2. Step 2: Convert to fraction form
    146,503.62/219,755.43 = 52,987.50/x
  3. Step 3: Cross multiply
    146,503.62x = 219,755.43 × 52,987.50
  4. Step 4: Simplify right side
    146,503.62x = 11,644,290,847.13
  5. Step 5: Solve for x
    x = 11,644,290,847.13/146,503.62
  6. Step 6: Final answer
    x = 79,481.25

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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.