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Finding the Fourth Proportional to 17,403.12, 26,107.08 and 7,014

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Solution

The fourth proportional to 17,403.12, 26,107.08 and 7,014 is: 10,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,403.12 : 26,107.08 = 7,014 : x
  2. Step 2: Convert to fraction form
    17,403.12/26,107.08 = 7,014/x
  3. Step 3: Cross multiply
    17,403.12x = 26,107.08 × 7,014
  4. Step 4: Simplify right side
    17,403.12x = 183,115,059.12
  5. Step 5: Solve for x
    x = 183,115,059.12/17,403.12
  6. Step 6: Final answer
    x = 10,521.97

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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.