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Finding the Fourth Proportional to 49,601.80, 74,402.70 and 44,936.20

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Solution

The fourth proportional to 49,601.80, 74,402.70 and 44,936.20 is: 67,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,601.80 : 74,402.70 = 44,936.20 : x
  2. Step 2: Convert to fraction form
    49,601.80/74,402.70 = 44,936.20/x
  3. Step 3: Cross multiply
    49,601.80x = 74,402.70 × 44,936.20
  4. Step 4: Simplify right side
    49,601.80x = 3,343,374,607.74
  5. Step 5: Solve for x
    x = 3,343,374,607.74/49,601.80
  6. Step 6: Final answer
    x = 67,404.30

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1.5x scale

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.