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Finding the Fourth Proportional to 55,958, 83,937 and 19,022

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Solution

The fourth proportional to 55,958, 83,937 and 19,022 is: 28,533

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,958 : 83,937 = 19,022 : x
  2. Step 2: Convert to fraction form
    55,958/83,937 = 19,022/x
  3. Step 3: Cross multiply
    55,958x = 83,937 × 19,022
  4. Step 4: Simplify right side
    55,958x = 1,596,649,614
  5. Step 5: Solve for x
    x = 1,596,649,614/55,958
  6. Step 6: Final answer
    x = 28,533

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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.