Home / 106,804.14-160,111.92-40,290.98

Finding the Fourth Proportional to 106,804.14, 160,111.92 and 40,290.98

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Solution

The fourth proportional to 106,804.14, 160,111.92 and 40,290.98 is: 60,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,804.14 : 160,111.92 = 40,290.98 : x
  2. Step 2: Convert to fraction form
    106,804.14/160,111.92 = 40,290.98/x
  3. Step 3: Cross multiply
    106,804.14x = 160,111.92 × 40,290.98
  4. Step 4: Simplify right side
    106,804.14x = 6,451,065,466.65
  5. Step 5: Solve for x
    x = 6,451,065,466.65/106,804.14
  6. Step 6: Final answer
    x = 60,400.89

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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.