Home / 10,083.42-13,915.71-6,105.54

Finding the Fourth Proportional to 10,083.42, 13,915.71 and 6,105.54

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Solution

The fourth proportional to 10,083.42, 13,915.71 and 6,105.54 is: 8,426.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.42 : 13,915.71 = 6,105.54 : x
  2. Step 2: Convert to fraction form
    10,083.42/13,915.71 = 6,105.54/x
  3. Step 3: Cross multiply
    10,083.42x = 13,915.71 × 6,105.54
  4. Step 4: Simplify right side
    10,083.42x = 84,962,924.03
  5. Step 5: Solve for x
    x = 84,962,924.03/10,083.42
  6. Step 6: Final answer
    x = 8,426.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.