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Finding the Fourth Proportional to 49,064.80, 73,597.20 and 36,623.20

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Solution

The fourth proportional to 49,064.80, 73,597.20 and 36,623.20 is: 54,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,064.80 : 73,597.20 = 36,623.20 : x
  2. Step 2: Convert to fraction form
    49,064.80/73,597.20 = 36,623.20/x
  3. Step 3: Cross multiply
    49,064.80x = 73,597.20 × 36,623.20
  4. Step 4: Simplify right side
    49,064.80x = 2,695,364,975.04
  5. Step 5: Solve for x
    x = 2,695,364,975.04/49,064.80
  6. Step 6: Final answer
    x = 54,934.80

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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.