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Finding the Fourth Proportional to 69,564.96, 104,361.53 and 29,583.86

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Solution

The fourth proportional to 69,564.96, 104,361.53 and 29,583.86 is: 44,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,564.96 : 104,361.53 = 29,583.86 : x
  2. Step 2: Convert to fraction form
    69,564.96/104,361.53 = 29,583.86/x
  3. Step 3: Cross multiply
    69,564.96x = 104,361.53 × 29,583.86
  4. Step 4: Simplify right side
    69,564.96x = 3,087,416,223.18
  5. Step 5: Solve for x
    x = 3,087,416,223.18/69,564.96
  6. Step 6: Final answer
    x = 44,381.77

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Why These Related Problems?

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