Home / 49,891.41-74,836.98-20,302.25

Finding the Fourth Proportional to 49,891.41, 74,836.98 and 20,302.25

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Solution

The fourth proportional to 49,891.41, 74,836.98 and 20,302.25 is: 30,453.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,891.41 : 74,836.98 = 20,302.25 : x
  2. Step 2: Convert to fraction form
    49,891.41/74,836.98 = 20,302.25/x
  3. Step 3: Cross multiply
    49,891.41x = 74,836.98 × 20,302.25
  4. Step 4: Simplify right side
    49,891.41x = 1,519,358,703.02
  5. Step 5: Solve for x
    x = 1,519,358,703.02/49,891.41
  6. Step 6: Final answer
    x = 30,453.31

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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.