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Finding the Fourth Proportional to 11,834.73, 16,330.55 and 7,119.45

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Solution

The fourth proportional to 11,834.73, 16,330.55 and 7,119.45 is: 9,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834.73 : 16,330.55 = 7,119.45 : x
  2. Step 2: Convert to fraction form
    11,834.73/16,330.55 = 7,119.45/x
  3. Step 3: Cross multiply
    11,834.73x = 16,330.55 × 7,119.45
  4. Step 4: Simplify right side
    11,834.73x = 116,264,498.60
  5. Step 5: Solve for x
    x = 116,264,498.60/11,834.73
  6. Step 6: Final answer
    x = 9,824.01

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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.