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Finding the Fourth Proportional to 73,706.88, 101,652.90 and 62,277.78

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Solution

The fourth proportional to 73,706.88, 101,652.90 and 62,277.78 is: 85,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,706.88 : 101,652.90 = 62,277.78 : x
  2. Step 2: Convert to fraction form
    73,706.88/101,652.90 = 62,277.78/x
  3. Step 3: Cross multiply
    73,706.88x = 101,652.90 × 62,277.78
  4. Step 4: Simplify right side
    73,706.88x = 6,330,716,942.56
  5. Step 5: Solve for x
    x = 6,330,716,942.56/73,706.88
  6. Step 6: Final answer
    x = 85,890.45

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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.