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Finding the Fourth Proportional to 245,627.30, 368,458.01 and 95,817.80

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Solution

The fourth proportional to 245,627.30, 368,458.01 and 95,817.80 is: 143,733.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,627.30 : 368,458.01 = 95,817.80 : x
  2. Step 2: Convert to fraction form
    245,627.30/368,458.01 = 95,817.80/x
  3. Step 3: Cross multiply
    245,627.30x = 368,458.01 × 95,817.80
  4. Step 4: Simplify right side
    245,627.30x = 35,304,835,910.58
  5. Step 5: Solve for x
    x = 35,304,835,910.58/245,627.30
  6. Step 6: Final answer
    x = 143,733.36

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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.