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Finding the Fourth Proportional to 17,031.36, 25,503.30 and 10,437.57

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Solution

The fourth proportional to 17,031.36, 25,503.30 and 10,437.57 is: 15,629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,031.36 : 25,503.30 = 10,437.57 : x
  2. Step 2: Convert to fraction form
    17,031.36/25,503.30 = 10,437.57/x
  3. Step 3: Cross multiply
    17,031.36x = 25,503.30 × 10,437.57
  4. Step 4: Simplify right side
    17,031.36x = 266,192,478.98
  5. Step 5: Solve for x
    x = 266,192,478.98/17,031.36
  6. Step 6: Final answer
    x = 15,629.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.