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Finding the Fourth Proportional to 162,392.25, 243,559.62 and 44,072.79

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Solution

The fourth proportional to 162,392.25, 243,559.62 and 44,072.79 is: 66,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,392.25 : 243,559.62 = 44,072.79 : x
  2. Step 2: Convert to fraction form
    162,392.25/243,559.62 = 44,072.79/x
  3. Step 3: Cross multiply
    162,392.25x = 243,559.62 × 44,072.79
  4. Step 4: Simplify right side
    162,392.25x = 10,734,351,984.74
  5. Step 5: Solve for x
    x = 10,734,351,984.74/162,392.25
  6. Step 6: Final answer
    x = 66,101.38

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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.