Home / 146,191.44-219,110.56-71,199.21

Finding the Fourth Proportional to 146,191.44, 219,110.56 and 71,199.21

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Solution

The fourth proportional to 146,191.44, 219,110.56 and 71,199.21 is: 106,712.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,191.44 : 219,110.56 = 71,199.21 : x
  2. Step 2: Convert to fraction form
    146,191.44/219,110.56 = 71,199.21/x
  3. Step 3: Cross multiply
    146,191.44x = 219,110.56 × 71,199.21
  4. Step 4: Simplify right side
    146,191.44x = 15,600,498,774.66
  5. Step 5: Solve for x
    x = 15,600,498,774.66/146,191.44
  6. Step 6: Final answer
    x = 106,712.81

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1.5x scale

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.