Home / 194,907.02-292,240.22-76,524.70

Finding the Fourth Proportional to 194,907.02, 292,240.22 and 76,524.70

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Solution

The fourth proportional to 194,907.02, 292,240.22 and 76,524.70 is: 114,739.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,907.02 : 292,240.22 = 76,524.70 : x
  2. Step 2: Convert to fraction form
    194,907.02/292,240.22 = 76,524.70/x
  3. Step 3: Cross multiply
    194,907.02x = 292,240.22 × 76,524.70
  4. Step 4: Simplify right side
    194,907.02x = 22,363,595,163.43
  5. Step 5: Solve for x
    x = 22,363,595,163.43/194,907.02
  6. Step 6: Final answer
    x = 114,739.81

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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.