Home / 67,855.10-93,640.60-37,642.41

Finding the Fourth Proportional to 67,855.10, 93,640.60 and 37,642.41

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Solution

The fourth proportional to 67,855.10, 93,640.60 and 37,642.41 is: 51,946.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,855.10 : 93,640.60 = 37,642.41 : x
  2. Step 2: Convert to fraction form
    67,855.10/93,640.60 = 37,642.41/x
  3. Step 3: Cross multiply
    67,855.10x = 93,640.60 × 37,642.41
  4. Step 4: Simplify right side
    67,855.10x = 3,524,857,857.85
  5. Step 5: Solve for x
    x = 3,524,857,857.85/67,855.10
  6. Step 6: Final answer
    x = 51,946.84

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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.