Home / 68,584.32-102,899.52-27,008.64

Finding the Fourth Proportional to 68,584.32, 102,899.52 and 27,008.64

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Solution

The fourth proportional to 68,584.32, 102,899.52 and 27,008.64 is: 40,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,584.32 : 102,899.52 = 27,008.64 : x
  2. Step 2: Convert to fraction form
    68,584.32/102,899.52 = 27,008.64/x
  3. Step 3: Cross multiply
    68,584.32x = 102,899.52 × 27,008.64
  4. Step 4: Simplify right side
    68,584.32x = 2,779,176,091.85
  5. Step 5: Solve for x
    x = 2,779,176,091.85/68,584.32
  6. Step 6: Final answer
    x = 40,522.03

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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.