Home / 161,187.44-222,452.68-89,572.08

Finding the Fourth Proportional to 161,187.44, 222,452.68 and 89,572.08

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Solution

The fourth proportional to 161,187.44, 222,452.68 and 89,572.08 is: 123,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,187.44 : 222,452.68 = 89,572.08 : x
  2. Step 2: Convert to fraction form
    161,187.44/222,452.68 = 89,572.08/x
  3. Step 3: Cross multiply
    161,187.44x = 222,452.68 × 89,572.08
  4. Step 4: Simplify right side
    161,187.44x = 19,925,548,776.09
  5. Step 5: Solve for x
    x = 19,925,548,776.09/161,187.44
  6. Step 6: Final answer
    x = 123,617.25

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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.