Home / 68,121.27-94,008.60-37,907.87

Finding the Fourth Proportional to 68,121.27, 94,008.60 and 37,907.87

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Solution

The fourth proportional to 68,121.27, 94,008.60 and 37,907.87 is: 52,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,121.27 : 94,008.60 = 37,907.87 : x
  2. Step 2: Convert to fraction form
    68,121.27/94,008.60 = 37,907.87/x
  3. Step 3: Cross multiply
    68,121.27x = 94,008.60 × 37,907.87
  4. Step 4: Simplify right side
    68,121.27x = 3,563,665,317.64
  5. Step 5: Solve for x
    x = 3,563,665,317.64/68,121.27
  6. Step 6: Final answer
    x = 52,313.55

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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.