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Finding the Fourth Proportional to 17,317.71, 23,898.36 and 9,763.71

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Solution

The fourth proportional to 17,317.71, 23,898.36 and 9,763.71 is: 13,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,317.71 : 23,898.36 = 9,763.71 : x
  2. Step 2: Convert to fraction form
    17,317.71/23,898.36 = 9,763.71/x
  3. Step 3: Cross multiply
    17,317.71x = 23,898.36 × 9,763.71
  4. Step 4: Simplify right side
    17,317.71x = 233,336,656.52
  5. Step 5: Solve for x
    x = 233,336,656.52/17,317.71
  6. Step 6: Final answer
    x = 13,473.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.