Home / 161,282.26-222,574.35-88,681.39

Finding the Fourth Proportional to 161,282.26, 222,574.35 and 88,681.39

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Solution

The fourth proportional to 161,282.26, 222,574.35 and 88,681.39 is: 122,382.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,282.26 : 222,574.35 = 88,681.39 : x
  2. Step 2: Convert to fraction form
    161,282.26/222,574.35 = 88,681.39/x
  3. Step 3: Cross multiply
    161,282.26x = 222,574.35 × 88,681.39
  4. Step 4: Simplify right side
    161,282.26x = 19,738,202,736.35
  5. Step 5: Solve for x
    x = 19,738,202,736.35/161,282.26
  6. Step 6: Final answer
    x = 122,382.97

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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.