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Finding the Fourth Proportional to 9,392.76, 12,962.43 and 5,201.01

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Solution

The fourth proportional to 9,392.76, 12,962.43 and 5,201.01 is: 7,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392.76 : 12,962.43 = 5,201.01 : x
  2. Step 2: Convert to fraction form
    9,392.76/12,962.43 = 5,201.01/x
  3. Step 3: Cross multiply
    9,392.76x = 12,962.43 × 5,201.01
  4. Step 4: Simplify right side
    9,392.76x = 67,417,728.05
  5. Step 5: Solve for x
    x = 67,417,728.05/9,392.76
  6. Step 6: Final answer
    x = 7,177.63

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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.