Home / 161,360.36-222,674.13-89,738.85

Finding the Fourth Proportional to 161,360.36, 222,674.13 and 89,738.85

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Solution

The fourth proportional to 161,360.36, 222,674.13 and 89,738.85 is: 123,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,360.36 : 222,674.13 = 89,738.85 : x
  2. Step 2: Convert to fraction form
    161,360.36/222,674.13 = 89,738.85/x
  3. Step 3: Cross multiply
    161,360.36x = 222,674.13 × 89,738.85
  4. Step 4: Simplify right side
    161,360.36x = 19,982,519,852.44
  5. Step 5: Solve for x
    x = 19,982,519,852.44/161,360.36
  6. Step 6: Final answer
    x = 123,837.85

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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.