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Finding the Fourth Proportional to 69,894.28, 104,683.69 and 32,375.53

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Solution

The fourth proportional to 69,894.28, 104,683.69 and 32,375.53 is: 48,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,894.28 : 104,683.69 = 32,375.53 : x
  2. Step 2: Convert to fraction form
    69,894.28/104,683.69 = 32,375.53/x
  3. Step 3: Cross multiply
    69,894.28x = 104,683.69 × 32,375.53
  4. Step 4: Simplify right side
    69,894.28x = 3,389,189,946.11
  5. Step 5: Solve for x
    x = 3,389,189,946.11/69,894.28
  6. Step 6: Final answer
    x = 48,490.23

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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.