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Finding the Fourth Proportional to 6,625.51, 9,137.16 and 5,924.86

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Solution

The fourth proportional to 6,625.51, 9,137.16 and 5,924.86 is: 8,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.51 : 9,137.16 = 5,924.86 : x
  2. Step 2: Convert to fraction form
    6,625.51/9,137.16 = 5,924.86/x
  3. Step 3: Cross multiply
    6,625.51x = 9,137.16 × 5,924.86
  4. Step 4: Simplify right side
    6,625.51x = 54,136,393.80
  5. Step 5: Solve for x
    x = 54,136,393.80/6,625.51
  6. Step 6: Final answer
    x = 8,170.90

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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.