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Finding the Fourth Proportional to 201,348.36, 302,255.86 and 108,036.36

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Solution

The fourth proportional to 201,348.36, 302,255.86 and 108,036.36 is: 162,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,348.36 : 302,255.86 = 108,036.36 : x
  2. Step 2: Convert to fraction form
    201,348.36/302,255.86 = 108,036.36/x
  3. Step 3: Cross multiply
    201,348.36x = 302,255.86 × 108,036.36
  4. Step 4: Simplify right side
    201,348.36x = 32,654,622,903.07
  5. Step 5: Solve for x
    x = 32,654,622,903.07/201,348.36
  6. Step 6: Final answer
    x = 162,179.73

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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.