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Finding the Fourth Proportional to 67,270.84, 92,834.40 and 37,056.30

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Solution

The fourth proportional to 67,270.84, 92,834.40 and 37,056.30 is: 51,138.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,270.84 : 92,834.40 = 37,056.30 : x
  2. Step 2: Convert to fraction form
    67,270.84/92,834.40 = 37,056.30/x
  3. Step 3: Cross multiply
    67,270.84x = 92,834.40 × 37,056.30
  4. Step 4: Simplify right side
    67,270.84x = 3,440,099,376.72
  5. Step 5: Solve for x
    x = 3,440,099,376.72/67,270.84
  6. Step 6: Final answer
    x = 51,138.05

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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.