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Finding the Fourth Proportional to 10,010.51, 13,813.90 and 5,533.99

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Solution

The fourth proportional to 10,010.51, 13,813.90 and 5,533.99 is: 7,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.51 : 13,813.90 = 5,533.99 : x
  2. Step 2: Convert to fraction form
    10,010.51/13,813.90 = 5,533.99/x
  3. Step 3: Cross multiply
    10,010.51x = 13,813.90 × 5,533.99
  4. Step 4: Simplify right side
    10,010.51x = 76,445,956.79
  5. Step 5: Solve for x
    x = 76,445,956.79/10,010.51
  6. Step 6: Final answer
    x = 7,636.57

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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.