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Finding the Fourth Proportional to 50,699.79, 75,678.33 and 44,714.50

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Solution

The fourth proportional to 50,699.79, 75,678.33 and 44,714.50 is: 66,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,699.79 : 75,678.33 = 44,714.50 : x
  2. Step 2: Convert to fraction form
    50,699.79/75,678.33 = 44,714.50/x
  3. Step 3: Cross multiply
    50,699.79x = 75,678.33 × 44,714.50
  4. Step 4: Simplify right side
    50,699.79x = 3,383,918,665.27
  5. Step 5: Solve for x
    x = 3,383,918,665.27/50,699.79
  6. Step 6: Final answer
    x = 66,744.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.