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Finding the Fourth Proportional to 9,863.16, 14,772.79 and 9,094.87

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Solution

The fourth proportional to 9,863.16, 14,772.79 and 9,094.87 is: 13,622.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863.16 : 14,772.79 = 9,094.87 : x
  2. Step 2: Convert to fraction form
    9,863.16/14,772.79 = 9,094.87/x
  3. Step 3: Cross multiply
    9,863.16x = 14,772.79 × 9,094.87
  4. Step 4: Simplify right side
    9,863.16x = 134,356,604.59
  5. Step 5: Solve for x
    x = 134,356,604.59/9,863.16
  6. Step 6: Final answer
    x = 13,622.06

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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.