Home / 161,333.16-222,645.17-88,739.12

Finding the Fourth Proportional to 161,333.16, 222,645.17 and 88,739.12

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Solution

The fourth proportional to 161,333.16, 222,645.17 and 88,739.12 is: 122,462.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,333.16 : 222,645.17 = 88,739.12 : x
  2. Step 2: Convert to fraction form
    161,333.16/222,645.17 = 88,739.12/x
  3. Step 3: Cross multiply
    161,333.16x = 222,645.17 × 88,739.12
  4. Step 4: Simplify right side
    161,333.16x = 19,757,336,458.05
  5. Step 5: Solve for x
    x = 19,757,336,458.05/161,333.16
  6. Step 6: Final answer
    x = 122,462.96

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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.