Home / 107,936.20-161,904.30-60,502.60

Finding the Fourth Proportional to 107,936.20, 161,904.30 and 60,502.60

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Solution

The fourth proportional to 107,936.20, 161,904.30 and 60,502.60 is: 90,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,936.20 : 161,904.30 = 60,502.60 : x
  2. Step 2: Convert to fraction form
    107,936.20/161,904.30 = 60,502.60/x
  3. Step 3: Cross multiply
    107,936.20x = 161,904.30 × 60,502.60
  4. Step 4: Simplify right side
    107,936.20x = 9,795,631,101.18
  5. Step 5: Solve for x
    x = 9,795,631,101.18/107,936.20
  6. Step 6: Final answer
    x = 90,753.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.