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Finding the Fourth Proportional to 25,794.60, 38,735.10 and 17,068.20

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Solution

The fourth proportional to 25,794.60, 38,735.10 and 17,068.20 is: 25,630.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,794.60 : 38,735.10 = 17,068.20 : x
  2. Step 2: Convert to fraction form
    25,794.60/38,735.10 = 17,068.20/x
  3. Step 3: Cross multiply
    25,794.60x = 38,735.10 × 17,068.20
  4. Step 4: Simplify right side
    25,794.60x = 661,138,433.82
  5. Step 5: Solve for x
    x = 661,138,433.82/25,794.60
  6. Step 6: Final answer
    x = 25,630.89

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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.