Home / 251,940.02-377,907.67-102,144.70

Finding the Fourth Proportional to 251,940.02, 377,907.67 and 102,144.70

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Solution

The fourth proportional to 251,940.02, 377,907.67 and 102,144.70 is: 153,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,940.02 : 377,907.67 = 102,144.70 : x
  2. Step 2: Convert to fraction form
    251,940.02/377,907.67 = 102,144.70/x
  3. Step 3: Cross multiply
    251,940.02x = 377,907.67 × 102,144.70
  4. Step 4: Simplify right side
    251,940.02x = 38,601,265,579.85
  5. Step 5: Solve for x
    x = 38,601,265,579.85/251,940.02
  6. Step 6: Final answer
    x = 153,216.09

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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.