Home / 162,115.44-223,821.96-111,213.36

Finding the Fourth Proportional to 162,115.44, 223,821.96 and 111,213.36

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Solution

The fourth proportional to 162,115.44, 223,821.96 and 111,213.36 is: 153,544.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,115.44 : 223,821.96 = 111,213.36 : x
  2. Step 2: Convert to fraction form
    162,115.44/223,821.96 = 111,213.36/x
  3. Step 3: Cross multiply
    162,115.44x = 223,821.96 × 111,213.36
  4. Step 4: Simplify right side
    162,115.44x = 24,891,992,213.39
  5. Step 5: Solve for x
    x = 24,891,992,213.39/162,115.44
  6. Step 6: Final answer
    x = 153,544.86

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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.