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Finding the Third Proportional to 75,505.50 and 161,875.13

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Solution

The third proportional to 75,505.50 and 161,875.13 is: 347,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,505.50 : 161,875.13 = 161,875.13 : x
  2. Step 2: Convert to fraction form
    75,505.50/161,875.13 = 161,875.13/x
  3. Step 3: Cross multiply
    75,505.50x = 161,875.13 × 161,875.13
  4. Step 4: Simplify right side
    75,505.50x = 26,203,556,093.77
  5. Step 5: Solve for x
    x = 26,203,556,093.77/75,505.50
  6. Step 6: Final answer
    x = 347,041.69

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.