Home / 329,622.50-494,408.91-104,973.86

Finding the Fourth Proportional to 329,622.50, 494,408.91 and 104,973.86

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Solution

The fourth proportional to 329,622.50, 494,408.91 and 104,973.86 is: 157,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,622.50 : 494,408.91 = 104,973.86 : x
  2. Step 2: Convert to fraction form
    329,622.50/494,408.91 = 104,973.86/x
  3. Step 3: Cross multiply
    329,622.50x = 494,408.91 × 104,973.86
  4. Step 4: Simplify right side
    329,622.50x = 51,900,011,701.09
  5. Step 5: Solve for x
    x = 51,900,011,701.09/329,622.50
  6. Step 6: Final answer
    x = 157,452.88

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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.