Home / 303,753.03-419,176.55-167,796.47

Finding the Fourth Proportional to 303,753.03, 419,176.55 and 167,796.47

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Solution

The fourth proportional to 303,753.03, 419,176.55 and 167,796.47 is: 231,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,753.03 : 419,176.55 = 167,796.47 : x
  2. Step 2: Convert to fraction form
    303,753.03/419,176.55 = 167,796.47/x
  3. Step 3: Cross multiply
    303,753.03x = 419,176.55 × 167,796.47
  4. Step 4: Simplify right side
    303,753.03x = 70,336,342,461.91
  5. Step 5: Solve for x
    x = 70,336,342,461.91/303,753.03
  6. Step 6: Final answer
    x = 231,557.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.