Home / 161,504.00-222,825.35-91,641.83

Finding the Fourth Proportional to 161,504.00, 222,825.35 and 91,641.83

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Solution

The fourth proportional to 161,504.00, 222,825.35 and 91,641.83 is: 126,437.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,504.00 : 222,825.35 = 91,641.83 : x
  2. Step 2: Convert to fraction form
    161,504.00/222,825.35 = 91,641.83/x
  3. Step 3: Cross multiply
    161,504.00x = 222,825.35 × 91,641.83
  4. Step 4: Simplify right side
    161,504.00x = 20,420,121,272.05
  5. Step 5: Solve for x
    x = 20,420,121,272.05/161,504.00
  6. Step 6: Final answer
    x = 126,437.25

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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.