Home / 133,203.96-199,805.94-54,324.36

Finding the Fourth Proportional to 133,203.96, 199,805.94 and 54,324.36

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Solution

The fourth proportional to 133,203.96, 199,805.94 and 54,324.36 is: 81,486.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,203.96 : 199,805.94 = 54,324.36 : x
  2. Step 2: Convert to fraction form
    133,203.96/199,805.94 = 54,324.36/x
  3. Step 3: Cross multiply
    133,203.96x = 199,805.94 × 54,324.36
  4. Step 4: Simplify right side
    133,203.96x = 10,854,329,814.70
  5. Step 5: Solve for x
    x = 10,854,329,814.70/133,203.96
  6. Step 6: Final answer
    x = 81,486.54

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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.