Home / 68,555.96-94,604.46-38,340.80

Finding the Fourth Proportional to 68,555.96, 94,604.46 and 38,340.80

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Solution

The fourth proportional to 68,555.96, 94,604.46 and 38,340.80 is: 52,908.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,555.96 : 94,604.46 = 38,340.80 : x
  2. Step 2: Convert to fraction form
    68,555.96/94,604.46 = 38,340.80/x
  3. Step 3: Cross multiply
    68,555.96x = 94,604.46 × 38,340.80
  4. Step 4: Simplify right side
    68,555.96x = 3,627,210,679.97
  5. Step 5: Solve for x
    x = 3,627,210,679.97/68,555.96
  6. Step 6: Final answer
    x = 52,908.76

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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.