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Finding the Fourth Proportional to 48,861.02, 67,369.10 and 41,294

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Solution

The fourth proportional to 48,861.02, 67,369.10 and 41,294 is: 56,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,861.02 : 67,369.10 = 41,294 : x
  2. Step 2: Convert to fraction form
    48,861.02/67,369.10 = 41,294/x
  3. Step 3: Cross multiply
    48,861.02x = 67,369.10 × 41,294
  4. Step 4: Simplify right side
    48,861.02x = 2,781,939,615.40
  5. Step 5: Solve for x
    x = 2,781,939,615.40/48,861.02
  6. Step 6: Final answer
    x = 56,935.77

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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.