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Finding the Fourth Proportional to 183,896.46, 253,918.82 and 148,245.62

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Solution

The fourth proportional to 183,896.46, 253,918.82 and 148,245.62 is: 204,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,896.46 : 253,918.82 = 148,245.62 : x
  2. Step 2: Convert to fraction form
    183,896.46/253,918.82 = 148,245.62/x
  3. Step 3: Cross multiply
    183,896.46x = 253,918.82 × 148,245.62
  4. Step 4: Simplify right side
    183,896.46x = 37,642,352,001.59
  5. Step 5: Solve for x
    x = 37,642,352,001.59/183,896.46
  6. Step 6: Final answer
    x = 204,693.18

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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.