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Finding the Fourth Proportional to 11,483.87, 15,846.59 and 7,008.71

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Solution

The fourth proportional to 11,483.87, 15,846.59 and 7,008.71 is: 9,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.87 : 15,846.59 = 7,008.71 : x
  2. Step 2: Convert to fraction form
    11,483.87/15,846.59 = 7,008.71/x
  3. Step 3: Cross multiply
    11,483.87x = 15,846.59 × 7,008.71
  4. Step 4: Simplify right side
    11,483.87x = 111,064,039.52
  5. Step 5: Solve for x
    x = 111,064,039.52/11,483.87
  6. Step 6: Final answer
    x = 9,671.31

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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.