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Finding the Third Proportional to 102,951.75 and 156,409.50

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Solution

The third proportional to 102,951.75 and 156,409.50 is: 237,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,951.75 : 156,409.50 = 156,409.50 : x
  2. Step 2: Convert to fraction form
    102,951.75/156,409.50 = 156,409.50/x
  3. Step 3: Cross multiply
    102,951.75x = 156,409.50 × 156,409.50
  4. Step 4: Simplify right side
    102,951.75x = 24,463,931,690.25
  5. Step 5: Solve for x
    x = 24,463,931,690.25/102,951.75
  6. Step 6: Final answer
    x = 237,625.21

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.