Home / 68,217.86-94,135.78-37,589.60

Finding the Fourth Proportional to 68,217.86, 94,135.78 and 37,589.60

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Solution

The fourth proportional to 68,217.86, 94,135.78 and 37,589.60 is: 51,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,217.86 : 94,135.78 = 37,589.60 : x
  2. Step 2: Convert to fraction form
    68,217.86/94,135.78 = 37,589.60/x
  3. Step 3: Cross multiply
    68,217.86x = 94,135.78 × 37,589.60
  4. Step 4: Simplify right side
    68,217.86x = 3,538,526,315.89
  5. Step 5: Solve for x
    x = 3,538,526,315.89/68,217.86
  6. Step 6: Final answer
    x = 51,870.97

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1.5x scale

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.