Home / 68,083.31-93,916.62-40,852.36

Finding the Fourth Proportional to 68,083.31, 93,916.62 and 40,852.36

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Solution

The fourth proportional to 68,083.31, 93,916.62 and 40,852.36 is: 56,353.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,083.31 : 93,916.62 = 40,852.36 : x
  2. Step 2: Convert to fraction form
    68,083.31/93,916.62 = 40,852.36/x
  3. Step 3: Cross multiply
    68,083.31x = 93,916.62 × 40,852.36
  4. Step 4: Simplify right side
    68,083.31x = 3,836,715,570.22
  5. Step 5: Solve for x
    x = 3,836,715,570.22/68,083.31
  6. Step 6: Final answer
    x = 56,353.25

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Why These Related Problems?

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