Home / 68,766.75-103,018.36-46,541.79

Finding the Fourth Proportional to 68,766.75, 103,018.36 and 46,541.79

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Solution

The fourth proportional to 68,766.75, 103,018.36 and 46,541.79 is: 69,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,766.75 : 103,018.36 = 46,541.79 : x
  2. Step 2: Convert to fraction form
    68,766.75/103,018.36 = 46,541.79/x
  3. Step 3: Cross multiply
    68,766.75x = 103,018.36 × 46,541.79
  4. Step 4: Simplify right side
    68,766.75x = 4,794,658,877.26
  5. Step 5: Solve for x
    x = 4,794,658,877.26/68,766.75
  6. Step 6: Final answer
    x = 69,723.51

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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.