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Finding the Fourth Proportional to 8,907.26, 12,301.74 and 5,935.70

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Solution

The fourth proportional to 8,907.26, 12,301.74 and 5,935.70 is: 8,197.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.26 : 12,301.74 = 5,935.70 : x
  2. Step 2: Convert to fraction form
    8,907.26/12,301.74 = 5,935.70/x
  3. Step 3: Cross multiply
    8,907.26x = 12,301.74 × 5,935.70
  4. Step 4: Simplify right side
    8,907.26x = 73,019,468.87
  5. Step 5: Solve for x
    x = 73,019,468.87/8,907.26
  6. Step 6: Final answer
    x = 8,197.75

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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.