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Finding the Fourth Proportional to 49,777.46, 68,692.86 and 27,421.46

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Solution

The fourth proportional to 49,777.46, 68,692.86 and 27,421.46 is: 37,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,777.46 : 68,692.86 = 27,421.46 : x
  2. Step 2: Convert to fraction form
    49,777.46/68,692.86 = 27,421.46/x
  3. Step 3: Cross multiply
    49,777.46x = 68,692.86 × 27,421.46
  4. Step 4: Simplify right side
    49,777.46x = 1,883,658,512.78
  5. Step 5: Solve for x
    x = 1,883,658,512.78/49,777.46
  6. Step 6: Final answer
    x = 37,841.60

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1.5x scale

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.