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Finding the Fourth Proportional to 50,975.88, 76,477.60 and 36,278.10

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Solution

The fourth proportional to 50,975.88, 76,477.60 and 36,278.10 is: 54,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,975.88 : 76,477.60 = 36,278.10 : x
  2. Step 2: Convert to fraction form
    50,975.88/76,477.60 = 36,278.10/x
  3. Step 3: Cross multiply
    50,975.88x = 76,477.60 × 36,278.10
  4. Step 4: Simplify right side
    50,975.88x = 2,774,462,065.91
  5. Step 5: Solve for x
    x = 2,774,462,065.91/50,975.88
  6. Step 6: Final answer
    x = 54,426.96

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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.