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Finding the Fourth Proportional to 7,411.43, 11,100.69 and 5,325.17

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Solution

The fourth proportional to 7,411.43, 11,100.69 and 5,325.17 is: 7,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.43 : 11,100.69 = 5,325.17 : x
  2. Step 2: Convert to fraction form
    7,411.43/11,100.69 = 5,325.17/x
  3. Step 3: Cross multiply
    7,411.43x = 11,100.69 × 5,325.17
  4. Step 4: Simplify right side
    7,411.43x = 59,113,005.86
  5. Step 5: Solve for x
    x = 59,113,005.86/7,411.43
  6. Step 6: Final answer
    x = 7,975.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.