Home / 148,736.92-205,258.48-80,754.52

Finding the Fourth Proportional to 148,736.92, 205,258.48 and 80,754.52

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Solution

The fourth proportional to 148,736.92, 205,258.48 and 80,754.52 is: 111,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,736.92 : 205,258.48 = 80,754.52 : x
  2. Step 2: Convert to fraction form
    148,736.92/205,258.48 = 80,754.52/x
  3. Step 3: Cross multiply
    148,736.92x = 205,258.48 × 80,754.52
  4. Step 4: Simplify right side
    148,736.92x = 16,575,550,028.33
  5. Step 5: Solve for x
    x = 16,575,550,028.33/148,736.92
  6. Step 6: Final answer
    x = 111,442.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.