Home / 160,906.08-222,039.72-89,281.56

Finding the Fourth Proportional to 160,906.08, 222,039.72 and 89,281.56

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Solution

The fourth proportional to 160,906.08, 222,039.72 and 89,281.56 is: 123,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,906.08 : 222,039.72 = 89,281.56 : x
  2. Step 2: Convert to fraction form
    160,906.08/222,039.72 = 89,281.56/x
  3. Step 3: Cross multiply
    160,906.08x = 222,039.72 × 89,281.56
  4. Step 4: Simplify right side
    160,906.08x = 19,824,052,583.56
  5. Step 5: Solve for x
    x = 19,824,052,583.56/160,906.08
  6. Step 6: Final answer
    x = 123,202.63

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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.