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Finding the Fourth Proportional to 61,839.42, 92,772.74 and 35,197.95

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Solution

The fourth proportional to 61,839.42, 92,772.74 and 35,197.95 is: 52,804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,839.42 : 92,772.74 = 35,197.95 : x
  2. Step 2: Convert to fraction form
    61,839.42/92,772.74 = 35,197.95/x
  3. Step 3: Cross multiply
    61,839.42x = 92,772.74 × 35,197.95
  4. Step 4: Simplify right side
    61,839.42x = 3,265,410,263.88
  5. Step 5: Solve for x
    x = 3,265,410,263.88/61,839.42
  6. Step 6: Final answer
    x = 52,804.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.