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Finding the Third Proportional to 7,153 and 14,959.50

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Solution

The third proportional to 7,153 and 14,959.50 is: 31,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153 : 14,959.50 = 14,959.50 : x
  2. Step 2: Convert to fraction form
    7,153/14,959.50 = 14,959.50/x
  3. Step 3: Cross multiply
    7,153x = 14,959.50 × 14,959.50
  4. Step 4: Simplify right side
    7,153x = 223,786,640.25
  5. Step 5: Solve for x
    x = 223,786,640.25/7,153
  6. Step 6: Final answer
    x = 31,285.70

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.