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Finding the Fourth Proportional to 169,885.36, 254,669.54 and 57,487.38

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Solution

The fourth proportional to 169,885.36, 254,669.54 and 57,487.38 is: 86,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,885.36 : 254,669.54 = 57,487.38 : x
  2. Step 2: Convert to fraction form
    169,885.36/254,669.54 = 57,487.38/x
  3. Step 3: Cross multiply
    169,885.36x = 254,669.54 × 57,487.38
  4. Step 4: Simplify right side
    169,885.36x = 14,640,285,653.65
  5. Step 5: Solve for x
    x = 14,640,285,653.65/169,885.36
  6. Step 6: Final answer
    x = 86,177.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.