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Finding the Fourth Proportional to 8,754.88, 13,132.50 and 4,883.92

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Solution

The fourth proportional to 8,754.88, 13,132.50 and 4,883.92 is: 7,325.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.88 : 13,132.50 = 4,883.92 : x
  2. Step 2: Convert to fraction form
    8,754.88/13,132.50 = 4,883.92/x
  3. Step 3: Cross multiply
    8,754.88x = 13,132.50 × 4,883.92
  4. Step 4: Simplify right side
    8,754.88x = 64,138,079.40
  5. Step 5: Solve for x
    x = 64,138,079.40/8,754.88
  6. Step 6: Final answer
    x = 7,325.98

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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.