Home / 248,722.54-373,137.12-80,252.50

Finding the Fourth Proportional to 248,722.54, 373,137.12 and 80,252.50

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Solution

The fourth proportional to 248,722.54, 373,137.12 and 80,252.50 is: 120,395.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,722.54 : 373,137.12 = 80,252.50 : x
  2. Step 2: Convert to fraction form
    248,722.54/373,137.12 = 80,252.50/x
  3. Step 3: Cross multiply
    248,722.54x = 373,137.12 × 80,252.50
  4. Step 4: Simplify right side
    248,722.54x = 29,945,186,722.80
  5. Step 5: Solve for x
    x = 29,945,186,722.80/248,722.54
  6. Step 6: Final answer
    x = 120,395.95

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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.