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Finding the Fourth Proportional to 27,374.54, 41,055.53 and 7,654.48

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Solution

The fourth proportional to 27,374.54, 41,055.53 and 7,654.48 is: 11,479.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,374.54 : 41,055.53 = 7,654.48 : x
  2. Step 2: Convert to fraction form
    27,374.54/41,055.53 = 7,654.48/x
  3. Step 3: Cross multiply
    27,374.54x = 41,055.53 × 7,654.48
  4. Step 4: Simplify right side
    27,374.54x = 314,258,592.36
  5. Step 5: Solve for x
    x = 314,258,592.36/27,374.54
  6. Step 6: Final answer
    x = 11,479.96

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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.