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Finding the Third Proportional to 7,107.75 and 14,952.94

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Solution

The third proportional to 7,107.75 and 14,952.94 is: 31,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107.75 : 14,952.94 = 14,952.94 : x
  2. Step 2: Convert to fraction form
    7,107.75/14,952.94 = 14,952.94/x
  3. Step 3: Cross multiply
    7,107.75x = 14,952.94 × 14,952.94
  4. Step 4: Simplify right side
    7,107.75x = 223,590,339.88
  5. Step 5: Solve for x
    x = 223,590,339.88/7,107.75
  6. Step 6: Final answer
    x = 31,457.26

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.