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Finding the Fourth Proportional to 67,361.50, 101,056.84 and 25,808.50

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Solution

The fourth proportional to 67,361.50, 101,056.84 and 25,808.50 is: 38,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,361.50 : 101,056.84 = 25,808.50 : x
  2. Step 2: Convert to fraction form
    67,361.50/101,056.84 = 25,808.50/x
  3. Step 3: Cross multiply
    67,361.50x = 101,056.84 × 25,808.50
  4. Step 4: Simplify right side
    67,361.50x = 2,608,125,455.14
  5. Step 5: Solve for x
    x = 2,608,125,455.14/67,361.50
  6. Step 6: Final answer
    x = 38,718.34

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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.