Home / 132,738.73-199,137.23-97,571.77

Finding the Fourth Proportional to 132,738.73, 199,137.23 and 97,571.77

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Solution

The fourth proportional to 132,738.73, 199,137.23 and 97,571.77 is: 146,379.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,738.73 : 199,137.23 = 97,571.77 : x
  2. Step 2: Convert to fraction form
    132,738.73/199,137.23 = 97,571.77/x
  3. Step 3: Cross multiply
    132,738.73x = 199,137.23 × 97,571.77
  4. Step 4: Simplify right side
    132,738.73x = 19,430,171,750.08
  5. Step 5: Solve for x
    x = 19,430,171,750.08/132,738.73
  6. Step 6: Final answer
    x = 146,379.07

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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.