Home / 67,050.83-100,613.10-40,774.03

Finding the Fourth Proportional to 67,050.83, 100,613.10 and 40,774.03

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Solution

The fourth proportional to 67,050.83, 100,613.10 and 40,774.03 is: 61,183.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,050.83 : 100,613.10 = 40,774.03 : x
  2. Step 2: Convert to fraction form
    67,050.83/100,613.10 = 40,774.03/x
  3. Step 3: Cross multiply
    67,050.83x = 100,613.10 × 40,774.03
  4. Step 4: Simplify right side
    67,050.83x = 4,102,401,557.79
  5. Step 5: Solve for x
    x = 4,102,401,557.79/67,050.83
  6. Step 6: Final answer
    x = 61,183.46

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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.