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Finding the Fourth Proportional to 17,301.96, 25,953.90 and 4,821.99

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Solution

The fourth proportional to 17,301.96, 25,953.90 and 4,821.99 is: 7,233.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,301.96 : 25,953.90 = 4,821.99 : x
  2. Step 2: Convert to fraction form
    17,301.96/25,953.90 = 4,821.99/x
  3. Step 3: Cross multiply
    17,301.96x = 25,953.90 × 4,821.99
  4. Step 4: Simplify right side
    17,301.96x = 125,149,446.26
  5. Step 5: Solve for x
    x = 125,149,446.26/17,301.96
  6. Step 6: Final answer
    x = 7,233.25

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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.