Home / 69,759.90-104,636.61-23,013.18

Finding the Fourth Proportional to 69,759.90, 104,636.61 and 23,013.18

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Solution

The fourth proportional to 69,759.90, 104,636.61 and 23,013.18 is: 34,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,759.90 : 104,636.61 = 23,013.18 : x
  2. Step 2: Convert to fraction form
    69,759.90/104,636.61 = 23,013.18/x
  3. Step 3: Cross multiply
    69,759.90x = 104,636.61 × 23,013.18
  4. Step 4: Simplify right side
    69,759.90x = 2,408,021,140.52
  5. Step 5: Solve for x
    x = 2,408,021,140.52/69,759.90
  6. Step 6: Final answer
    x = 34,518.70

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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.