Home / 148,311.54-204,668.69-80,326.94

Finding the Fourth Proportional to 148,311.54, 204,668.69 and 80,326.94

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Solution

The fourth proportional to 148,311.54, 204,668.69 and 80,326.94 is: 110,850.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,311.54 : 204,668.69 = 80,326.94 : x
  2. Step 2: Convert to fraction form
    148,311.54/204,668.69 = 80,326.94/x
  3. Step 3: Cross multiply
    148,311.54x = 204,668.69 × 80,326.94
  4. Step 4: Simplify right side
    148,311.54x = 16,440,408,156.53
  5. Step 5: Solve for x
    x = 16,440,408,156.53/148,311.54
  6. Step 6: Final answer
    x = 110,850.50

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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.