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Finding the Fourth Proportional to 10,030.44, 13,842.53 and 5,554.68

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Solution

The fourth proportional to 10,030.44, 13,842.53 and 5,554.68 is: 7,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.44 : 13,842.53 = 5,554.68 : x
  2. Step 2: Convert to fraction form
    10,030.44/13,842.53 = 5,554.68/x
  3. Step 3: Cross multiply
    10,030.44x = 13,842.53 × 5,554.68
  4. Step 4: Simplify right side
    10,030.44x = 76,890,796.77
  5. Step 5: Solve for x
    x = 76,890,796.77/10,030.44
  6. Step 6: Final answer
    x = 7,665.75

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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.