Home / 49,866.98-74,800.27-20,284.57

Finding the Fourth Proportional to 49,866.98, 74,800.27 and 20,284.57

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Solution

The fourth proportional to 49,866.98, 74,800.27 and 20,284.57 is: 30,426.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,866.98 : 74,800.27 = 20,284.57 : x
  2. Step 2: Convert to fraction form
    49,866.98/74,800.27 = 20,284.57/x
  3. Step 3: Cross multiply
    49,866.98x = 74,800.27 × 20,284.57
  4. Step 4: Simplify right side
    49,866.98x = 1,517,290,837.41
  5. Step 5: Solve for x
    x = 1,517,290,837.41/49,866.98
  6. Step 6: Final answer
    x = 30,426.76

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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.