Home / 67,283.16-100,855.46-29,860.85

Finding the Fourth Proportional to 67,283.16, 100,855.46 and 29,860.85

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Solution

The fourth proportional to 67,283.16, 100,855.46 and 29,860.85 is: 44,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,283.16 : 100,855.46 = 29,860.85 : x
  2. Step 2: Convert to fraction form
    67,283.16/100,855.46 = 29,860.85/x
  3. Step 3: Cross multiply
    67,283.16x = 100,855.46 × 29,860.85
  4. Step 4: Simplify right side
    67,283.16x = 3,011,630,089.53
  5. Step 5: Solve for x
    x = 3,011,630,089.53/67,283.16
  6. Step 6: Final answer
    x = 44,760.54

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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.