Home / 68,049.88-93,914.09-40,826.99

Finding the Fourth Proportional to 68,049.88, 93,914.09 and 40,826.99

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Solution

The fourth proportional to 68,049.88, 93,914.09 and 40,826.99 is: 56,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,049.88 : 93,914.09 = 40,826.99 : x
  2. Step 2: Convert to fraction form
    68,049.88/93,914.09 = 40,826.99/x
  3. Step 3: Cross multiply
    68,049.88x = 93,914.09 × 40,826.99
  4. Step 4: Simplify right side
    68,049.88x = 3,834,229,480.57
  5. Step 5: Solve for x
    x = 3,834,229,480.57/68,049.88
  6. Step 6: Final answer
    x = 56,344.40

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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.