Home / 68,841.46-94,995.39-38,622.70

Finding the Fourth Proportional to 68,841.46, 94,995.39 and 38,622.70

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Solution

The fourth proportional to 68,841.46, 94,995.39 and 38,622.70 is: 53,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,841.46 : 94,995.39 = 38,622.70 : x
  2. Step 2: Convert to fraction form
    68,841.46/94,995.39 = 38,622.70/x
  3. Step 3: Cross multiply
    68,841.46x = 94,995.39 × 38,622.70
  4. Step 4: Simplify right side
    68,841.46x = 3,668,978,449.35
  5. Step 5: Solve for x
    x = 3,668,978,449.35/68,841.46
  6. Step 6: Final answer
    x = 53,296.06

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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.