Home / 76,450.62-105,517.36-44,186.60

Finding the Fourth Proportional to 76,450.62, 105,517.36 and 44,186.60

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Solution

The fourth proportional to 76,450.62, 105,517.36 and 44,186.60 is: 60,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,450.62 : 105,517.36 = 44,186.60 : x
  2. Step 2: Convert to fraction form
    76,450.62/105,517.36 = 44,186.60/x
  3. Step 3: Cross multiply
    76,450.62x = 105,517.36 × 44,186.60
  4. Step 4: Simplify right side
    76,450.62x = 4,662,453,379.38
  5. Step 5: Solve for x
    x = 4,662,453,379.38/76,450.62
  6. Step 6: Final answer
    x = 60,986.47

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1.5x scale

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.