Home / 52,022.40-78,025.68-16,962

Finding the Fourth Proportional to 52,022.40, 78,025.68 and 16,962

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Solution

The fourth proportional to 52,022.40, 78,025.68 and 16,962 is: 25,440.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,022.40 : 78,025.68 = 16,962 : x
  2. Step 2: Convert to fraction form
    52,022.40/78,025.68 = 16,962/x
  3. Step 3: Cross multiply
    52,022.40x = 78,025.68 × 16,962
  4. Step 4: Simplify right side
    52,022.40x = 1,323,471,584.16
  5. Step 5: Solve for x
    x = 1,323,471,584.16/52,022.40
  6. Step 6: Final answer
    x = 25,440.42

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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.