Home / 68,554.67-94,604.91-38,340.05

Finding the Fourth Proportional to 68,554.67, 94,604.91 and 38,340.05

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Solution

The fourth proportional to 68,554.67, 94,604.91 and 38,340.05 is: 52,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,554.67 : 94,604.91 = 38,340.05 : x
  2. Step 2: Convert to fraction form
    68,554.67/94,604.91 = 38,340.05/x
  3. Step 3: Cross multiply
    68,554.67x = 94,604.91 × 38,340.05
  4. Step 4: Simplify right side
    68,554.67x = 3,627,156,979.65
  5. Step 5: Solve for x
    x = 3,627,156,979.65/68,554.67
  6. Step 6: Final answer
    x = 52,908.97

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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.