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Finding the Third Proportional to 108,901.13 and 163,395.56

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Solution

The third proportional to 108,901.13 and 163,395.56 is: 245,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,901.13 : 163,395.56 = 163,395.56 : x
  2. Step 2: Convert to fraction form
    108,901.13/163,395.56 = 163,395.56/x
  3. Step 3: Cross multiply
    108,901.13x = 163,395.56 × 163,395.56
  4. Step 4: Simplify right side
    108,901.13x = 26,698,109,844.69
  5. Step 5: Solve for x
    x = 26,698,109,844.69/108,901.13
  6. Step 6: Final answer
    x = 245,159.17

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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.