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Finding the Third Proportional to 51,491.50 and 75,566.75

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Solution

The third proportional to 51,491.50 and 75,566.75 is: 110,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,491.50 : 75,566.75 = 75,566.75 : x
  2. Step 2: Convert to fraction form
    51,491.50/75,566.75 = 75,566.75/x
  3. Step 3: Cross multiply
    51,491.50x = 75,566.75 × 75,566.75
  4. Step 4: Simplify right side
    51,491.50x = 5,710,333,705.56
  5. Step 5: Solve for x
    x = 5,710,333,705.56/51,491.50
  6. Step 6: Final answer
    x = 110,898.57

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.