Home / 68,040.21-102,106.75-23,666.52

Finding the Fourth Proportional to 68,040.21, 102,106.75 and 23,666.52

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Solution

The fourth proportional to 68,040.21, 102,106.75 and 23,666.52 is: 35,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,040.21 : 102,106.75 = 23,666.52 : x
  2. Step 2: Convert to fraction form
    68,040.21/102,106.75 = 23,666.52/x
  3. Step 3: Cross multiply
    68,040.21x = 102,106.75 × 23,666.52
  4. Step 4: Simplify right side
    68,040.21x = 2,416,511,441.01
  5. Step 5: Solve for x
    x = 2,416,511,441.01/68,040.21
  6. Step 6: Final answer
    x = 35,515.93

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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.