Home / 161,288.29-222,583.44-88,694.16

Finding the Fourth Proportional to 161,288.29, 222,583.44 and 88,694.16

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Solution

The fourth proportional to 161,288.29, 222,583.44 and 88,694.16 is: 122,401.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,288.29 : 222,583.44 = 88,694.16 : x
  2. Step 2: Convert to fraction form
    161,288.29/222,583.44 = 88,694.16/x
  3. Step 3: Cross multiply
    161,288.29x = 222,583.44 × 88,694.16
  4. Step 4: Simplify right side
    161,288.29x = 19,741,852,616.67
  5. Step 5: Solve for x
    x = 19,741,852,616.67/161,288.29
  6. Step 6: Final answer
    x = 122,401.03

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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.