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Finding the Third Proportional to 94,131 and 143,402.75

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Solution

The third proportional to 94,131 and 143,402.75 is: 218,465.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,131 : 143,402.75 = 143,402.75 : x
  2. Step 2: Convert to fraction form
    94,131/143,402.75 = 143,402.75/x
  3. Step 3: Cross multiply
    94,131x = 143,402.75 × 143,402.75
  4. Step 4: Simplify right side
    94,131x = 20,564,348,707.56
  5. Step 5: Solve for x
    x = 20,564,348,707.56/94,131
  6. Step 6: Final answer
    x = 218,465.21

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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.