Home / 329,913.90-494,542.80-152,110.80

Finding the Fourth Proportional to 329,913.90, 494,542.80 and 152,110.80

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Solution

The fourth proportional to 329,913.90, 494,542.80 and 152,110.80 is: 228,014.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,913.90 : 494,542.80 = 152,110.80 : x
  2. Step 2: Convert to fraction form
    329,913.90/494,542.80 = 152,110.80/x
  3. Step 3: Cross multiply
    329,913.90x = 494,542.80 × 152,110.80
  4. Step 4: Simplify right side
    329,913.90x = 75,225,300,942.24
  5. Step 5: Solve for x
    x = 75,225,300,942.24/329,913.90
  6. Step 6: Final answer
    x = 228,014.95

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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.