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Finding the Third Proportional to 64,420.13 and 96,333.75

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Solution

The third proportional to 64,420.13 and 96,333.75 is: 144,057.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,420.13 : 96,333.75 = 96,333.75 : x
  2. Step 2: Convert to fraction form
    64,420.13/96,333.75 = 96,333.75/x
  3. Step 3: Cross multiply
    64,420.13x = 96,333.75 × 96,333.75
  4. Step 4: Simplify right side
    64,420.13x = 9,280,191,389.06
  5. Step 5: Solve for x
    x = 9,280,191,389.06/64,420.13
  6. Step 6: Final answer
    x = 144,057.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.