Home / 161,190.25-222,444.85-88,599.86

Finding the Fourth Proportional to 161,190.25, 222,444.85 and 88,599.86

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Solution

The fourth proportional to 161,190.25, 222,444.85 and 88,599.86 is: 122,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,190.25 : 222,444.85 = 88,599.86 : x
  2. Step 2: Convert to fraction form
    161,190.25/222,444.85 = 88,599.86/x
  3. Step 3: Cross multiply
    161,190.25x = 222,444.85 × 88,599.86
  4. Step 4: Simplify right side
    161,190.25x = 19,708,581,740.21
  5. Step 5: Solve for x
    x = 19,708,581,740.21/161,190.25
  6. Step 6: Final answer
    x = 122,269.07

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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.