Home / 148,250.25-204,582.89-80,266.68

Finding the Fourth Proportional to 148,250.25, 204,582.89 and 80,266.68

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Solution

The fourth proportional to 148,250.25, 204,582.89 and 80,266.68 is: 110,766.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,250.25 : 204,582.89 = 80,266.68 : x
  2. Step 2: Convert to fraction form
    148,250.25/204,582.89 = 80,266.68/x
  3. Step 3: Cross multiply
    148,250.25x = 204,582.89 × 80,266.68
  4. Step 4: Simplify right side
    148,250.25x = 16,421,188,963.77
  5. Step 5: Solve for x
    x = 16,421,188,963.77/148,250.25
  6. Step 6: Final answer
    x = 110,766.69

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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.