Home / 68,072.55-93,939.92-37,860.66

Finding the Fourth Proportional to 68,072.55, 93,939.92 and 37,860.66

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Solution

The fourth proportional to 68,072.55, 93,939.92 and 37,860.66 is: 52,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,072.55 : 93,939.92 = 37,860.66 : x
  2. Step 2: Convert to fraction form
    68,072.55/93,939.92 = 37,860.66/x
  3. Step 3: Cross multiply
    68,072.55x = 93,939.92 × 37,860.66
  4. Step 4: Simplify right side
    68,072.55x = 3,556,627,182.24
  5. Step 5: Solve for x
    x = 3,556,627,182.24/68,072.55
  6. Step 6: Final answer
    x = 52,247.60

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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.