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Finding the Third Proportional to 45,123.75 and 91,341

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Solution

The third proportional to 45,123.75 and 91,341 is: 184,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,123.75 : 91,341 = 91,341 : x
  2. Step 2: Convert to fraction form
    45,123.75/91,341 = 91,341/x
  3. Step 3: Cross multiply
    45,123.75x = 91,341 × 91,341
  4. Step 4: Simplify right side
    45,123.75x = 8,343,178,281
  5. Step 5: Solve for x
    x = 8,343,178,281/45,123.75
  6. Step 6: Final answer
    x = 184,895.50

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.