Home / 160,963.56-222,119.25-89,343.60

Finding the Fourth Proportional to 160,963.56, 222,119.25 and 89,343.60

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Solution

The fourth proportional to 160,963.56, 222,119.25 and 89,343.60 is: 123,288.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,963.56 : 222,119.25 = 89,343.60 : x
  2. Step 2: Convert to fraction form
    160,963.56/222,119.25 = 89,343.60/x
  3. Step 3: Cross multiply
    160,963.56x = 222,119.25 × 89,343.60
  4. Step 4: Simplify right side
    160,963.56x = 19,844,933,424.30
  5. Step 5: Solve for x
    x = 19,844,933,424.30/160,963.56
  6. Step 6: Final answer
    x = 123,288.36

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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.