Home / 49,423.14-68,186.64-34,311.78

Finding the Fourth Proportional to 49,423.14, 68,186.64 and 34,311.78

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Solution

The fourth proportional to 49,423.14, 68,186.64 and 34,311.78 is: 47,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,423.14 : 68,186.64 = 34,311.78 : x
  2. Step 2: Convert to fraction form
    49,423.14/68,186.64 = 34,311.78/x
  3. Step 3: Cross multiply
    49,423.14x = 68,186.64 × 34,311.78
  4. Step 4: Simplify right side
    49,423.14x = 2,339,604,990.62
  5. Step 5: Solve for x
    x = 2,339,604,990.62/49,423.14
  6. Step 6: Final answer
    x = 47,338.25

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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.