Home / 160,896.84-222,037.64-89,288.39

Finding the Fourth Proportional to 160,896.84, 222,037.64 and 89,288.39

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Solution

The fourth proportional to 160,896.84, 222,037.64 and 89,288.39 is: 123,217.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,896.84 : 222,037.64 = 89,288.39 : x
  2. Step 2: Convert to fraction form
    160,896.84/222,037.64 = 89,288.39/x
  3. Step 3: Cross multiply
    160,896.84x = 222,037.64 × 89,288.39
  4. Step 4: Simplify right side
    160,896.84x = 19,825,382,548.78
  5. Step 5: Solve for x
    x = 19,825,382,548.78/160,896.84
  6. Step 6: Final answer
    x = 123,217.97

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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.