Home / 69,289.26-103,828.16-36,020.14

Finding the Fourth Proportional to 69,289.26, 103,828.16 and 36,020.14

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Solution

The fourth proportional to 69,289.26, 103,828.16 and 36,020.14 is: 53,975.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,289.26 : 103,828.16 = 36,020.14 : x
  2. Step 2: Convert to fraction form
    69,289.26/103,828.16 = 36,020.14/x
  3. Step 3: Cross multiply
    69,289.26x = 103,828.16 × 36,020.14
  4. Step 4: Simplify right side
    69,289.26x = 3,739,904,859.14
  5. Step 5: Solve for x
    x = 3,739,904,859.14/69,289.26
  6. Step 6: Final answer
    x = 53,975.25

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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.