Home / 133,100.44-199,595.22-54,161.08

Finding the Fourth Proportional to 133,100.44, 199,595.22 and 54,161.08

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Solution

The fourth proportional to 133,100.44, 199,595.22 and 54,161.08 is: 81,219.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,100.44 : 199,595.22 = 54,161.08 : x
  2. Step 2: Convert to fraction form
    133,100.44/199,595.22 = 54,161.08/x
  3. Step 3: Cross multiply
    133,100.44x = 199,595.22 × 54,161.08
  4. Step 4: Simplify right side
    133,100.44x = 10,810,292,678.04
  5. Step 5: Solve for x
    x = 10,810,292,678.04/133,100.44
  6. Step 6: Final answer
    x = 81,219.06

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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.