Home / 68,357.46-94,310.88-38,137.16

Finding the Fourth Proportional to 68,357.46, 94,310.88 and 38,137.16

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Solution

The fourth proportional to 68,357.46, 94,310.88 and 38,137.16 is: 52,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,357.46 : 94,310.88 = 38,137.16 : x
  2. Step 2: Convert to fraction form
    68,357.46/94,310.88 = 38,137.16/x
  3. Step 3: Cross multiply
    68,357.46x = 94,310.88 × 38,137.16
  4. Step 4: Simplify right side
    68,357.46x = 3,596,749,120.30
  5. Step 5: Solve for x
    x = 3,596,749,120.30/68,357.46
  6. Step 6: Final answer
    x = 52,616.78

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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.