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Finding the Fourth Proportional to 15,220.13, 22,821.08 and 6,324.73

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Solution

The fourth proportional to 15,220.13, 22,821.08 and 6,324.73 is: 9,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,220.13 : 22,821.08 = 6,324.73 : x
  2. Step 2: Convert to fraction form
    15,220.13/22,821.08 = 6,324.73/x
  3. Step 3: Cross multiply
    15,220.13x = 22,821.08 × 6,324.73
  4. Step 4: Simplify right side
    15,220.13x = 144,337,080.63
  5. Step 5: Solve for x
    x = 144,337,080.63/15,220.13
  6. Step 6: Final answer
    x = 9,483.30

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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.