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Finding the Fourth Proportional to 11,555.33, 17,336.48 and 4,888.40

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Solution

The fourth proportional to 11,555.33, 17,336.48 and 4,888.40 is: 7,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.33 : 17,336.48 = 4,888.40 : x
  2. Step 2: Convert to fraction form
    11,555.33/17,336.48 = 4,888.40/x
  3. Step 3: Cross multiply
    11,555.33x = 17,336.48 × 4,888.40
  4. Step 4: Simplify right side
    11,555.33x = 84,747,537.71
  5. Step 5: Solve for x
    x = 84,747,537.71/11,555.33
  6. Step 6: Final answer
    x = 7,334.06

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.