Home / 68,860.36-95,021.62-48,729.04

Finding the Fourth Proportional to 68,860.36, 95,021.62 and 48,729.04

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Solution

The fourth proportional to 68,860.36, 95,021.62 and 48,729.04 is: 67,242.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,860.36 : 95,021.62 = 48,729.04 : x
  2. Step 2: Convert to fraction form
    68,860.36/95,021.62 = 48,729.04/x
  3. Step 3: Cross multiply
    68,860.36x = 95,021.62 × 48,729.04
  4. Step 4: Simplify right side
    68,860.36x = 4,630,312,321.84
  5. Step 5: Solve for x
    x = 4,630,312,321.84/68,860.36
  6. Step 6: Final answer
    x = 67,242.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.