Home / 68,766.37-103,127.99-26,643.53

Finding the Fourth Proportional to 68,766.37, 103,127.99 and 26,643.53

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Solution

The fourth proportional to 68,766.37, 103,127.99 and 26,643.53 is: 39,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,766.37 : 103,127.99 = 26,643.53 : x
  2. Step 2: Convert to fraction form
    68,766.37/103,127.99 = 26,643.53/x
  3. Step 3: Cross multiply
    68,766.37x = 103,127.99 × 26,643.53
  4. Step 4: Simplify right side
    68,766.37x = 2,747,693,820.01
  5. Step 5: Solve for x
    x = 2,747,693,820.01/68,766.37
  6. Step 6: Final answer
    x = 39,956.94

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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.