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Finding the Third Proportional to 60,090.75 and 139,106.25

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Solution

The third proportional to 60,090.75 and 139,106.25 is: 322,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,090.75 : 139,106.25 = 139,106.25 : x
  2. Step 2: Convert to fraction form
    60,090.75/139,106.25 = 139,106.25/x
  3. Step 3: Cross multiply
    60,090.75x = 139,106.25 × 139,106.25
  4. Step 4: Simplify right side
    60,090.75x = 19,350,548,789.06
  5. Step 5: Solve for x
    x = 19,350,548,789.06/60,090.75
  6. Step 6: Final answer
    x = 322,022.09

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.