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Finding the Fourth Proportional to 69,683.79, 96,163.80 and 37,852.02

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Solution

The fourth proportional to 69,683.79, 96,163.80 and 37,852.02 is: 52,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,683.79 : 96,163.80 = 37,852.02 : x
  2. Step 2: Convert to fraction form
    69,683.79/96,163.80 = 37,852.02/x
  3. Step 3: Cross multiply
    69,683.79x = 96,163.80 × 37,852.02
  4. Step 4: Simplify right side
    69,683.79x = 3,639,994,080.88
  5. Step 5: Solve for x
    x = 3,639,994,080.88/69,683.79
  6. Step 6: Final answer
    x = 52,235.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.