Home / 68,768.65-94,907.46-38,554.03

Finding the Fourth Proportional to 68,768.65, 94,907.46 and 38,554.03

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Solution

The fourth proportional to 68,768.65, 94,907.46 and 38,554.03 is: 53,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,768.65 : 94,907.46 = 38,554.03 : x
  2. Step 2: Convert to fraction form
    68,768.65/94,907.46 = 38,554.03/x
  3. Step 3: Cross multiply
    68,768.65x = 94,907.46 × 38,554.03
  4. Step 4: Simplify right side
    68,768.65x = 3,659,065,060.06
  5. Step 5: Solve for x
    x = 3,659,065,060.06/68,768.65
  6. Step 6: Final answer
    x = 53,208.33

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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.