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Finding the Fourth Proportional to 177,568.88, 245,034.42 and 96,980.36

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Solution

The fourth proportional to 177,568.88, 245,034.42 and 96,980.36 is: 133,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,568.88 : 245,034.42 = 96,980.36 : x
  2. Step 2: Convert to fraction form
    177,568.88/245,034.42 = 96,980.36/x
  3. Step 3: Cross multiply
    177,568.88x = 245,034.42 × 96,980.36
  4. Step 4: Simplify right side
    177,568.88x = 23,763,526,263.99
  5. Step 5: Solve for x
    x = 23,763,526,263.99/177,568.88
  6. Step 6: Final answer
    x = 133,827.09

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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.