Home / 68,040.72-102,107.50-23,667.02

Finding the Fourth Proportional to 68,040.72, 102,107.50 and 23,667.02

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Solution

The fourth proportional to 68,040.72, 102,107.50 and 23,667.02 is: 35,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,040.72 : 102,107.50 = 23,667.02 : x
  2. Step 2: Convert to fraction form
    68,040.72/102,107.50 = 23,667.02/x
  3. Step 3: Cross multiply
    68,040.72x = 102,107.50 × 23,667.02
  4. Step 4: Simplify right side
    68,040.72x = 2,416,580,244.65
  5. Step 5: Solve for x
    x = 2,416,580,244.65/68,040.72
  6. Step 6: Final answer
    x = 35,516.68

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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.