Home / 161,185.52-222,433.08-89,564.24

Finding the Fourth Proportional to 161,185.52, 222,433.08 and 89,564.24

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Solution

The fourth proportional to 161,185.52, 222,433.08 and 89,564.24 is: 123,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,185.52 : 222,433.08 = 89,564.24 : x
  2. Step 2: Convert to fraction form
    161,185.52/222,433.08 = 89,564.24/x
  3. Step 3: Cross multiply
    161,185.52x = 222,433.08 × 89,564.24
  4. Step 4: Simplify right side
    161,185.52x = 19,922,049,761.06
  5. Step 5: Solve for x
    x = 19,922,049,761.06/161,185.52
  6. Step 6: Final answer
    x = 123,597.02

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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.