Home / 68,018.77-93,867.50-37,805.36

Finding the Fourth Proportional to 68,018.77, 93,867.50 and 37,805.36

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Solution

The fourth proportional to 68,018.77, 93,867.50 and 37,805.36 is: 52,172.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,018.77 : 93,867.50 = 37,805.36 : x
  2. Step 2: Convert to fraction form
    68,018.77/93,867.50 = 37,805.36/x
  3. Step 3: Cross multiply
    68,018.77x = 93,867.50 × 37,805.36
  4. Step 4: Simplify right side
    68,018.77x = 3,548,694,675.44
  5. Step 5: Solve for x
    x = 3,548,694,675.44/68,018.77
  6. Step 6: Final answer
    x = 52,172.29

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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.