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Finding the Fourth Proportional to 9,081.66, 13,626.64 and 4,696.74

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Solution

The fourth proportional to 9,081.66, 13,626.64 and 4,696.74 is: 7,047.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.66 : 13,626.64 = 4,696.74 : x
  2. Step 2: Convert to fraction form
    9,081.66/13,626.64 = 4,696.74/x
  3. Step 3: Cross multiply
    9,081.66x = 13,626.64 × 4,696.74
  4. Step 4: Simplify right side
    9,081.66x = 64,000,785.15
  5. Step 5: Solve for x
    x = 64,000,785.15/9,081.66
  6. Step 6: Final answer
    x = 7,047.26

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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.