Home / 161,083.68-222,194.97-103,798.86

Finding the Fourth Proportional to 161,083.68, 222,194.97 and 103,798.86

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Solution

The fourth proportional to 161,083.68, 222,194.97 and 103,798.86 is: 143,177.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,083.68 : 222,194.97 = 103,798.86 : x
  2. Step 2: Convert to fraction form
    161,083.68/222,194.97 = 103,798.86/x
  3. Step 3: Cross multiply
    161,083.68x = 222,194.97 × 103,798.86
  4. Step 4: Simplify right side
    161,083.68x = 23,063,584,583.73
  5. Step 5: Solve for x
    x = 23,063,584,583.73/161,083.68
  6. Step 6: Final answer
    x = 143,177.66

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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.