Home / 332,620.67-498,923.93-107,980.78

Finding the Fourth Proportional to 332,620.67, 498,923.93 and 107,980.78

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Solution

The fourth proportional to 332,620.67, 498,923.93 and 107,980.78 is: 161,968.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,620.67 : 498,923.93 = 107,980.78 : x
  2. Step 2: Convert to fraction form
    332,620.67/498,923.93 = 107,980.78/x
  3. Step 3: Cross multiply
    332,620.67x = 498,923.93 × 107,980.78
  4. Step 4: Simplify right side
    332,620.67x = 53,874,195,122.07
  5. Step 5: Solve for x
    x = 53,874,195,122.07/332,620.67
  6. Step 6: Final answer
    x = 161,968.87

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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.