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Finding the Fourth Proportional to 67,054.76, 92,537.29 and 36,840.86

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Solution

The fourth proportional to 67,054.76, 92,537.29 and 36,840.86 is: 50,841.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,054.76 : 92,537.29 = 36,840.86 : x
  2. Step 2: Convert to fraction form
    67,054.76/92,537.29 = 36,840.86/x
  3. Step 3: Cross multiply
    67,054.76x = 92,537.29 × 36,840.86
  4. Step 4: Simplify right side
    67,054.76x = 3,409,153,459.21
  5. Step 5: Solve for x
    x = 3,409,153,459.21/67,054.76
  6. Step 6: Final answer
    x = 50,841.33

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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.