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Finding the Fourth Proportional to 225,241.59, 310,829.23 and 123,265.00

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Solution

The fourth proportional to 225,241.59, 310,829.23 and 123,265.00 is: 170,103.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,241.59 : 310,829.23 = 123,265.00 : x
  2. Step 2: Convert to fraction form
    225,241.59/310,829.23 = 123,265.00/x
  3. Step 3: Cross multiply
    225,241.59x = 310,829.23 × 123,265.00
  4. Step 4: Simplify right side
    225,241.59x = 38,314,365,578.57
  5. Step 5: Solve for x
    x = 38,314,365,578.57/225,241.59
  6. Step 6: Final answer
    x = 170,103.42

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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.