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Finding the Fourth Proportional to 11,248.54, 16,883.04 and 5,987.97

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Solution

The fourth proportional to 11,248.54, 16,883.04 and 5,987.97 is: 8,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.54 : 16,883.04 = 5,987.97 : x
  2. Step 2: Convert to fraction form
    11,248.54/16,883.04 = 5,987.97/x
  3. Step 3: Cross multiply
    11,248.54x = 16,883.04 × 5,987.97
  4. Step 4: Simplify right side
    11,248.54x = 101,095,137.03
  5. Step 5: Solve for x
    x = 101,095,137.03/11,248.54
  6. Step 6: Final answer
    x = 8,987.40

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1.5x scale

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.