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Finding the Fourth Proportional to 177,647.93, 245,143.69 and 97,059.41

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Solution

The fourth proportional to 177,647.93, 245,143.69 and 97,059.41 is: 133,936.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,647.93 : 245,143.69 = 97,059.41 : x
  2. Step 2: Convert to fraction form
    177,647.93/245,143.69 = 97,059.41/x
  3. Step 3: Cross multiply
    177,647.93x = 245,143.69 × 97,059.41
  4. Step 4: Simplify right side
    177,647.93x = 23,793,500,448.26
  5. Step 5: Solve for x
    x = 23,793,500,448.26/177,647.93
  6. Step 6: Final answer
    x = 133,936.27

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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.