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Finding the Fourth Proportional to 63,866.08, 95,799.12 and 17,120.17

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Solution

The fourth proportional to 63,866.08, 95,799.12 and 17,120.17 is: 25,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,866.08 : 95,799.12 = 17,120.17 : x
  2. Step 2: Convert to fraction form
    63,866.08/95,799.12 = 17,120.17/x
  3. Step 3: Cross multiply
    63,866.08x = 95,799.12 × 17,120.17
  4. Step 4: Simplify right side
    63,866.08x = 1,640,097,220.25
  5. Step 5: Solve for x
    x = 1,640,097,220.25/63,866.08
  6. Step 6: Final answer
    x = 25,680.26

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.