Home / 161,202.56-222,454.86-92,289.71

Finding the Fourth Proportional to 161,202.56, 222,454.86 and 92,289.71

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Solution

The fourth proportional to 161,202.56, 222,454.86 and 92,289.71 is: 127,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,202.56 : 222,454.86 = 92,289.71 : x
  2. Step 2: Convert to fraction form
    161,202.56/222,454.86 = 92,289.71/x
  3. Step 3: Cross multiply
    161,202.56x = 222,454.86 × 92,289.71
  4. Step 4: Simplify right side
    161,202.56x = 20,530,294,727.54
  5. Step 5: Solve for x
    x = 20,530,294,727.54/161,202.56
  6. Step 6: Final answer
    x = 127,357.13

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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.