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Finding the Fourth Proportional to 123,673.42, 170,564.07 and 95,062.42

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Solution

The fourth proportional to 123,673.42, 170,564.07 and 95,062.42 is: 131,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,673.42 : 170,564.07 = 95,062.42 : x
  2. Step 2: Convert to fraction form
    123,673.42/170,564.07 = 95,062.42/x
  3. Step 3: Cross multiply
    123,673.42x = 170,564.07 × 95,062.42
  4. Step 4: Simplify right side
    123,673.42x = 16,214,233,259.25
  5. Step 5: Solve for x
    x = 16,214,233,259.25/123,673.42
  6. Step 6: Final answer
    x = 131,105.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.