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Finding the Fourth Proportional to 66,741.82, 92,114.06 and 38,061.54

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Solution

The fourth proportional to 66,741.82, 92,114.06 and 38,061.54 is: 52,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,741.82 : 92,114.06 = 38,061.54 : x
  2. Step 2: Convert to fraction form
    66,741.82/92,114.06 = 38,061.54/x
  3. Step 3: Cross multiply
    66,741.82x = 92,114.06 × 38,061.54
  4. Step 4: Simplify right side
    66,741.82x = 3,506,002,788.94
  5. Step 5: Solve for x
    x = 3,506,002,788.94/66,741.82
  6. Step 6: Final answer
    x = 52,530.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.