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Finding the Fourth Proportional to 11,801.19, 16,285.64 and 6,496.01

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Solution

The fourth proportional to 11,801.19, 16,285.64 and 6,496.01 is: 8,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.19 : 16,285.64 = 6,496.01 : x
  2. Step 2: Convert to fraction form
    11,801.19/16,285.64 = 6,496.01/x
  3. Step 3: Cross multiply
    11,801.19x = 16,285.64 × 6,496.01
  4. Step 4: Simplify right side
    11,801.19x = 105,791,598.87
  5. Step 5: Solve for x
    x = 105,791,598.87/11,801.19
  6. Step 6: Final answer
    x = 8,964.49

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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.