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Finding the Fourth Proportional to 11,575.30, 15,973.39 and 7,098.33

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Solution

The fourth proportional to 11,575.30, 15,973.39 and 7,098.33 is: 9,795.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.30 : 15,973.39 = 7,098.33 : x
  2. Step 2: Convert to fraction form
    11,575.30/15,973.39 = 7,098.33/x
  3. Step 3: Cross multiply
    11,575.30x = 15,973.39 × 7,098.33
  4. Step 4: Simplify right side
    11,575.30x = 113,384,357.95
  5. Step 5: Solve for x
    x = 113,384,357.95/11,575.30
  6. Step 6: Final answer
    x = 9,795.37

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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.