Home / 68,087.04-102,133.31-23,718.29

Finding the Fourth Proportional to 68,087.04, 102,133.31 and 23,718.29

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Solution

The fourth proportional to 68,087.04, 102,133.31 and 23,718.29 is: 35,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,087.04 : 102,133.31 = 23,718.29 : x
  2. Step 2: Convert to fraction form
    68,087.04/102,133.31 = 23,718.29/x
  3. Step 3: Cross multiply
    68,087.04x = 102,133.31 × 23,718.29
  4. Step 4: Simplify right side
    68,087.04x = 2,422,426,835.98
  5. Step 5: Solve for x
    x = 2,422,426,835.98/68,087.04
  6. Step 6: Final answer
    x = 35,578.38

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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.