Home / 68,367.56-94,351.96-38,158.76

Finding the Fourth Proportional to 68,367.56, 94,351.96 and 38,158.76

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Solution

The fourth proportional to 68,367.56, 94,351.96 and 38,158.76 is: 52,661.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,367.56 : 94,351.96 = 38,158.76 : x
  2. Step 2: Convert to fraction form
    68,367.56/94,351.96 = 38,158.76/x
  3. Step 3: Cross multiply
    68,367.56x = 94,351.96 × 38,158.76
  4. Step 4: Simplify right side
    68,367.56x = 3,600,354,387.09
  5. Step 5: Solve for x
    x = 3,600,354,387.09/68,367.56
  6. Step 6: Final answer
    x = 52,661.74

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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.