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Finding the Fourth Proportional to 8,597.34, 12,899.96 and 5,094.29

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Solution

The fourth proportional to 8,597.34, 12,899.96 and 5,094.29 is: 7,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,597.34 : 12,899.96 = 5,094.29 : x
  2. Step 2: Convert to fraction form
    8,597.34/12,899.96 = 5,094.29/x
  3. Step 3: Cross multiply
    8,597.34x = 12,899.96 × 5,094.29
  4. Step 4: Simplify right side
    8,597.34x = 65,716,163.11
  5. Step 5: Solve for x
    x = 65,716,163.11/8,597.34
  6. Step 6: Final answer
    x = 7,643.78

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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.