Home / 161,084.11-222,296.58-89,464.12

Finding the Fourth Proportional to 161,084.11, 222,296.58 and 89,464.12

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Solution

The fourth proportional to 161,084.11, 222,296.58 and 89,464.12 is: 123,460.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,084.11 : 222,296.58 = 89,464.12 : x
  2. Step 2: Convert to fraction form
    161,084.11/222,296.58 = 89,464.12/x
  3. Step 3: Cross multiply
    161,084.11x = 222,296.58 × 89,464.12
  4. Step 4: Simplify right side
    161,084.11x = 19,887,566,797.23
  5. Step 5: Solve for x
    x = 19,887,566,797.23/161,084.11
  6. Step 6: Final answer
    x = 123,460.76

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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.