Home / 161,164.82-222,176.44-113,269.52

Finding the Fourth Proportional to 161,164.82, 222,176.44 and 113,269.52

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Solution

The fourth proportional to 161,164.82, 222,176.44 and 113,269.52 is: 156,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,164.82 : 222,176.44 = 113,269.52 : x
  2. Step 2: Convert to fraction form
    161,164.82/222,176.44 = 113,269.52/x
  3. Step 3: Cross multiply
    161,164.82x = 222,176.44 × 113,269.52
  4. Step 4: Simplify right side
    161,164.82x = 25,165,818,714.11
  5. Step 5: Solve for x
    x = 25,165,818,714.11/161,164.82
  6. Step 6: Final answer
    x = 156,149.58

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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.