Home / 148,367.84-204,747.63-80,385.27

Finding the Fourth Proportional to 148,367.84, 204,747.63 and 80,385.27

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Solution

The fourth proportional to 148,367.84, 204,747.63 and 80,385.27 is: 110,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,367.84 : 204,747.63 = 80,385.27 : x
  2. Step 2: Convert to fraction form
    148,367.84/204,747.63 = 80,385.27/x
  3. Step 3: Cross multiply
    148,367.84x = 204,747.63 × 80,385.27
  4. Step 4: Simplify right side
    148,367.84x = 16,458,693,519.41
  5. Step 5: Solve for x
    x = 16,458,693,519.41/148,367.84
  6. Step 6: Final answer
    x = 110,931.68

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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.