Home / 443,245.50-664,868.26-110,821.50

Finding the Fourth Proportional to 443,245.50, 664,868.26 and 110,821.50

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Solution

The fourth proportional to 443,245.50, 664,868.26 and 110,821.50 is: 166,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,245.50 : 664,868.26 = 110,821.50 : x
  2. Step 2: Convert to fraction form
    443,245.50/664,868.26 = 110,821.50/x
  3. Step 3: Cross multiply
    443,245.50x = 664,868.26 × 110,821.50
  4. Step 4: Simplify right side
    443,245.50x = 73,681,697,875.59
  5. Step 5: Solve for x
    x = 73,681,697,875.59/443,245.50
  6. Step 6: Final answer
    x = 166,232.25

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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.