Home / 194,440.72-291,977.50-120,033.85

Finding the Fourth Proportional to 194,440.72, 291,977.50 and 120,033.85

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Solution

The fourth proportional to 194,440.72, 291,977.50 and 120,033.85 is: 180,246.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,440.72 : 291,977.50 = 120,033.85 : x
  2. Step 2: Convert to fraction form
    194,440.72/291,977.50 = 120,033.85/x
  3. Step 3: Cross multiply
    194,440.72x = 291,977.50 × 120,033.85
  4. Step 4: Simplify right side
    194,440.72x = 35,047,181,978.49
  5. Step 5: Solve for x
    x = 35,047,181,978.49/194,440.72
  6. Step 6: Final answer
    x = 180,246.11

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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.