Home / 133,070.10-199,628.19-54,227.22

Finding the Fourth Proportional to 133,070.10, 199,628.19 and 54,227.22

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Solution

The fourth proportional to 133,070.10, 199,628.19 and 54,227.22 is: 81,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,070.10 : 199,628.19 = 54,227.22 : x
  2. Step 2: Convert to fraction form
    133,070.10/199,628.19 = 54,227.22/x
  3. Step 3: Cross multiply
    133,070.10x = 199,628.19 × 54,227.22
  4. Step 4: Simplify right side
    133,070.10x = 10,825,281,777.33
  5. Step 5: Solve for x
    x = 10,825,281,777.33/133,070.10
  6. Step 6: Final answer
    x = 81,350.22

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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.