Home / 133,023.69-199,480.46-54,084.33

Finding the Fourth Proportional to 133,023.69, 199,480.46 and 54,084.33

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Solution

The fourth proportional to 133,023.69, 199,480.46 and 54,084.33 is: 81,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,023.69 : 199,480.46 = 54,084.33 : x
  2. Step 2: Convert to fraction form
    133,023.69/199,480.46 = 54,084.33/x
  3. Step 3: Cross multiply
    133,023.69x = 199,480.46 × 54,084.33
  4. Step 4: Simplify right side
    133,023.69x = 10,788,766,756.77
  5. Step 5: Solve for x
    x = 10,788,766,756.77/133,023.69
  6. Step 6: Final answer
    x = 81,104.10

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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.