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Finding the Third Proportional to 73,009.13 and 109,513.13

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Solution

The third proportional to 73,009.13 and 109,513.13 is: 164,268.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,009.13 : 109,513.13 = 109,513.13 : x
  2. Step 2: Convert to fraction form
    73,009.13/109,513.13 = 109,513.13/x
  3. Step 3: Cross multiply
    73,009.13x = 109,513.13 × 109,513.13
  4. Step 4: Simplify right side
    73,009.13x = 11,993,124,547.27
  5. Step 5: Solve for x
    x = 11,993,124,547.27/73,009.13
  6. Step 6: Final answer
    x = 164,268.84

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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.