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Finding the Fourth Proportional to 17,000.84, 25,501.20 and 4,520.85

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Solution

The fourth proportional to 17,000.84, 25,501.20 and 4,520.85 is: 6,781.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,000.84 : 25,501.20 = 4,520.85 : x
  2. Step 2: Convert to fraction form
    17,000.84/25,501.20 = 4,520.85/x
  3. Step 3: Cross multiply
    17,000.84x = 25,501.20 × 4,520.85
  4. Step 4: Simplify right side
    17,000.84x = 115,287,100.02
  5. Step 5: Solve for x
    x = 115,287,100.02/17,000.84
  6. Step 6: Final answer
    x = 6,781.26

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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.