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Finding the Fourth Proportional to 7,361.03, 10,151.16 and 5,589.56

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Solution

The fourth proportional to 7,361.03, 10,151.16 and 5,589.56 is: 7,708.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.03 : 10,151.16 = 5,589.56 : x
  2. Step 2: Convert to fraction form
    7,361.03/10,151.16 = 5,589.56/x
  3. Step 3: Cross multiply
    7,361.03x = 10,151.16 × 5,589.56
  4. Step 4: Simplify right side
    7,361.03x = 56,740,467.13
  5. Step 5: Solve for x
    x = 56,740,467.13/7,361.03
  6. Step 6: Final answer
    x = 7,708.23

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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.