Home / 166,997.22-230,454.81-91,545.54

Finding the Fourth Proportional to 166,997.22, 230,454.81 and 91,545.54

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Solution

The fourth proportional to 166,997.22, 230,454.81 and 91,545.54 is: 126,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,997.22 : 230,454.81 = 91,545.54 : x
  2. Step 2: Convert to fraction form
    166,997.22/230,454.81 = 91,545.54/x
  3. Step 3: Cross multiply
    166,997.22x = 230,454.81 × 91,545.54
  4. Step 4: Simplify right side
    166,997.22x = 21,097,110,027.05
  5. Step 5: Solve for x
    x = 21,097,110,027.05/166,997.22
  6. Step 6: Final answer
    x = 126,332.10

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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.