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Finding the Fourth Proportional to 9,367.07, 12,926.16 and 5,118.03

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Solution

The fourth proportional to 9,367.07, 12,926.16 and 5,118.03 is: 7,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,367.07 : 12,926.16 = 5,118.03 : x
  2. Step 2: Convert to fraction form
    9,367.07/12,926.16 = 5,118.03/x
  3. Step 3: Cross multiply
    9,367.07x = 12,926.16 × 5,118.03
  4. Step 4: Simplify right side
    9,367.07x = 66,156,474.66
  5. Step 5: Solve for x
    x = 66,156,474.66/9,367.07
  6. Step 6: Final answer
    x = 7,062.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.