Home / 99,274.69-148,930.49-40,151.85

Finding the Fourth Proportional to 99,274.69, 148,930.49 and 40,151.85

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Solution

The fourth proportional to 99,274.69, 148,930.49 and 40,151.85 is: 60,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,274.69 : 148,930.49 = 40,151.85 : x
  2. Step 2: Convert to fraction form
    99,274.69/148,930.49 = 40,151.85/x
  3. Step 3: Cross multiply
    99,274.69x = 148,930.49 × 40,151.85
  4. Step 4: Simplify right side
    99,274.69x = 5,979,834,694.91
  5. Step 5: Solve for x
    x = 5,979,834,694.91/99,274.69
  6. Step 6: Final answer
    x = 60,235.24

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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.