Home / 161,205.93-222,459.50-92,293.09

Finding the Fourth Proportional to 161,205.93, 222,459.50 and 92,293.09

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Solution

The fourth proportional to 161,205.93, 222,459.50 and 92,293.09 is: 127,361.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,205.93 : 222,459.50 = 92,293.09 : x
  2. Step 2: Convert to fraction form
    161,205.93/222,459.50 = 92,293.09/x
  3. Step 3: Cross multiply
    161,205.93x = 222,459.50 × 92,293.09
  4. Step 4: Simplify right side
    161,205.93x = 20,531,474,654.86
  5. Step 5: Solve for x
    x = 20,531,474,654.86/161,205.93
  6. Step 6: Final answer
    x = 127,361.78

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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.