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Finding the Fourth Proportional to 10,023.42, 13,823.94 and 7,511.49

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Solution

The fourth proportional to 10,023.42, 13,823.94 and 7,511.49 is: 10,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.42 : 13,823.94 = 7,511.49 : x
  2. Step 2: Convert to fraction form
    10,023.42/13,823.94 = 7,511.49/x
  3. Step 3: Cross multiply
    10,023.42x = 13,823.94 × 7,511.49
  4. Step 4: Simplify right side
    10,023.42x = 103,838,387.07
  5. Step 5: Solve for x
    x = 103,838,387.07/10,023.42
  6. Step 6: Final answer
    x = 10,359.58

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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.