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Finding the Fourth Proportional to 7,937.22, 10,953.63 and 4,400.22

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Solution

The fourth proportional to 7,937.22, 10,953.63 and 4,400.22 is: 6,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.22 : 10,953.63 = 4,400.22 : x
  2. Step 2: Convert to fraction form
    7,937.22/10,953.63 = 4,400.22/x
  3. Step 3: Cross multiply
    7,937.22x = 10,953.63 × 4,400.22
  4. Step 4: Simplify right side
    7,937.22x = 48,198,381.80
  5. Step 5: Solve for x
    x = 48,198,381.80/7,937.22
  6. Step 6: Final answer
    x = 6,072.45

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