Home / 147,317.24-203,297.82-80,249.24

Finding the Fourth Proportional to 147,317.24, 203,297.82 and 80,249.24

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Solution

The fourth proportional to 147,317.24, 203,297.82 and 80,249.24 is: 110,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,317.24 : 203,297.82 = 80,249.24 : x
  2. Step 2: Convert to fraction form
    147,317.24/203,297.82 = 80,249.24/x
  3. Step 3: Cross multiply
    147,317.24x = 203,297.82 × 80,249.24
  4. Step 4: Simplify right side
    147,317.24x = 16,314,495,755.97
  5. Step 5: Solve for x
    x = 16,314,495,755.97/147,317.24
  6. Step 6: Final answer
    x = 110,743.97

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1.5x scale

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.