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Finding the Fourth Proportional to 11,502.69, 15,875.18 and 7,025.49

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Solution

The fourth proportional to 11,502.69, 15,875.18 and 7,025.49 is: 9,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,502.69 : 15,875.18 = 7,025.49 : x
  2. Step 2: Convert to fraction form
    11,502.69/15,875.18 = 7,025.49/x
  3. Step 3: Cross multiply
    11,502.69x = 15,875.18 × 7,025.49
  4. Step 4: Simplify right side
    11,502.69x = 111,530,918.34
  5. Step 5: Solve for x
    x = 111,530,918.34/11,502.69
  6. Step 6: Final answer
    x = 9,696.07

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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.