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Finding the Fourth Proportional to 17,503, 26,237.98 and 6,979.52

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Solution

The fourth proportional to 17,503, 26,237.98 and 6,979.52 is: 10,462.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,503 : 26,237.98 = 6,979.52 : x
  2. Step 2: Convert to fraction form
    17,503/26,237.98 = 6,979.52/x
  3. Step 3: Cross multiply
    17,503x = 26,237.98 × 6,979.52
  4. Step 4: Simplify right side
    17,503x = 183,128,506.17
  5. Step 5: Solve for x
    x = 183,128,506.17/17,503
  6. Step 6: Final answer
    x = 10,462.69

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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.