Home / 161,633.30-222,836.54-113,170.04

Finding the Fourth Proportional to 161,633.30, 222,836.54 and 113,170.04

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Solution

The fourth proportional to 161,633.30, 222,836.54 and 113,170.04 is: 156,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,633.30 : 222,836.54 = 113,170.04 : x
  2. Step 2: Convert to fraction form
    161,633.30/222,836.54 = 113,170.04/x
  3. Step 3: Cross multiply
    161,633.30x = 222,836.54 × 113,170.04
  4. Step 4: Simplify right side
    161,633.30x = 25,218,418,465.23
  5. Step 5: Solve for x
    x = 25,218,418,465.23/161,633.30
  6. Step 6: Final answer
    x = 156,022.42

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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.