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Finding the Fourth Proportional to 17,126.93, 25,693.99 and 7,265.99

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Solution

The fourth proportional to 17,126.93, 25,693.99 and 7,265.99 is: 10,900.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126.93 : 25,693.99 = 7,265.99 : x
  2. Step 2: Convert to fraction form
    17,126.93/25,693.99 = 7,265.99/x
  3. Step 3: Cross multiply
    17,126.93x = 25,693.99 × 7,265.99
  4. Step 4: Simplify right side
    17,126.93x = 186,692,274.40
  5. Step 5: Solve for x
    x = 186,692,274.40/17,126.93
  6. Step 6: Final answer
    x = 10,900.51

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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.