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Finding the Fourth Proportional to 67,052.86, 92,534.94 and 36,840.06

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Solution

The fourth proportional to 67,052.86, 92,534.94 and 36,840.06 is: 50,840.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,052.86 : 92,534.94 = 36,840.06 : x
  2. Step 2: Convert to fraction form
    67,052.86/92,534.94 = 36,840.06/x
  3. Step 3: Cross multiply
    67,052.86x = 92,534.94 × 36,840.06
  4. Step 4: Simplify right side
    67,052.86x = 3,408,992,741.70
  5. Step 5: Solve for x
    x = 3,408,992,741.70/67,052.86
  6. Step 6: Final answer
    x = 50,840.38

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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.