Home / 43,893.23-66,113.22-40,813.65

Finding the Fourth Proportional to 43,893.23, 66,113.22 and 40,813.65

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Solution

The fourth proportional to 43,893.23, 66,113.22 and 40,813.65 is: 61,474.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,893.23 : 66,113.22 = 40,813.65 : x
  2. Step 2: Convert to fraction form
    43,893.23/66,113.22 = 40,813.65/x
  3. Step 3: Cross multiply
    43,893.23x = 66,113.22 × 40,813.65
  4. Step 4: Simplify right side
    43,893.23x = 2,698,321,821.45
  5. Step 5: Solve for x
    x = 2,698,321,821.45/43,893.23
  6. Step 6: Final answer
    x = 61,474.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.