Home / 161,394.93-222,716.16-88,796.45

Finding the Fourth Proportional to 161,394.93, 222,716.16 and 88,796.45

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Solution

The fourth proportional to 161,394.93, 222,716.16 and 88,796.45 is: 122,534.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,394.93 : 222,716.16 = 88,796.45 : x
  2. Step 2: Convert to fraction form
    161,394.93/222,716.16 = 88,796.45/x
  3. Step 3: Cross multiply
    161,394.93x = 222,716.16 × 88,796.45
  4. Step 4: Simplify right side
    161,394.93x = 19,776,403,252.05
  5. Step 5: Solve for x
    x = 19,776,403,252.05/161,394.93
  6. Step 6: Final answer
    x = 122,534.23

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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.