Home / 68,232.30-102,223.74-49,465.80

Finding the Fourth Proportional to 68,232.30, 102,223.74 and 49,465.80

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Solution

The fourth proportional to 68,232.30, 102,223.74 and 49,465.80 is: 74,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,232.30 : 102,223.74 = 49,465.80 : x
  2. Step 2: Convert to fraction form
    68,232.30/102,223.74 = 49,465.80/x
  3. Step 3: Cross multiply
    68,232.30x = 102,223.74 × 49,465.80
  4. Step 4: Simplify right side
    68,232.30x = 5,056,579,078.09
  5. Step 5: Solve for x
    x = 5,056,579,078.09/68,232.30
  6. Step 6: Final answer
    x = 74,108.29

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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.