Home / 160,896.83-222,039.36-89,278.04

Finding the Fourth Proportional to 160,896.83, 222,039.36 and 89,278.04

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Solution

The fourth proportional to 160,896.83, 222,039.36 and 89,278.04 is: 123,204.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,896.83 : 222,039.36 = 89,278.04 : x
  2. Step 2: Convert to fraction form
    160,896.83/222,039.36 = 89,278.04/x
  3. Step 3: Cross multiply
    160,896.83x = 222,039.36 × 89,278.04
  4. Step 4: Simplify right side
    160,896.83x = 19,823,239,418.75
  5. Step 5: Solve for x
    x = 19,823,239,418.75/160,896.83
  6. Step 6: Final answer
    x = 123,204.66

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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.