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Finding the Fourth Proportional to 66,932.84, 92,369.77 and 38,252.00

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Solution

The fourth proportional to 66,932.84, 92,369.77 and 38,252.00 is: 52,789.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,932.84 : 92,369.77 = 38,252.00 : x
  2. Step 2: Convert to fraction form
    66,932.84/92,369.77 = 38,252.00/x
  3. Step 3: Cross multiply
    66,932.84x = 92,369.77 × 38,252.00
  4. Step 4: Simplify right side
    66,932.84x = 3,533,327,884.56
  5. Step 5: Solve for x
    x = 3,533,327,884.56/66,932.84
  6. Step 6: Final answer
    x = 52,789.16

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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.