Home / 133,037.94-199,383.60-54,059.82

Finding the Fourth Proportional to 133,037.94, 199,383.60 and 54,059.82

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Solution

The fourth proportional to 133,037.94, 199,383.60 and 54,059.82 is: 81,019.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,037.94 : 199,383.60 = 54,059.82 : x
  2. Step 2: Convert to fraction form
    133,037.94/199,383.60 = 54,059.82/x
  3. Step 3: Cross multiply
    133,037.94x = 199,383.60 × 54,059.82
  4. Step 4: Simplify right side
    133,037.94x = 10,778,641,526.95
  5. Step 5: Solve for x
    x = 10,778,641,526.95/133,037.94
  6. Step 6: Final answer
    x = 81,019.31

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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.