Home / 28,049.97-42,074.63-8,059.95

Finding the Fourth Proportional to 28,049.97, 42,074.63 and 8,059.95

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Solution

The fourth proportional to 28,049.97, 42,074.63 and 8,059.95 is: 12,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,049.97 : 42,074.63 = 8,059.95 : x
  2. Step 2: Convert to fraction form
    28,049.97/42,074.63 = 8,059.95/x
  3. Step 3: Cross multiply
    28,049.97x = 42,074.63 × 8,059.95
  4. Step 4: Simplify right side
    28,049.97x = 339,119,163.40
  5. Step 5: Solve for x
    x = 339,119,163.40/28,049.97
  6. Step 6: Final answer
    x = 12,089.82

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1.5x scale

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.