Home / 49,636.09-74,463.37-20,074.67

Finding the Fourth Proportional to 49,636.09, 74,463.37 and 20,074.67

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Solution

The fourth proportional to 49,636.09, 74,463.37 and 20,074.67 is: 30,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,636.09 : 74,463.37 = 20,074.67 : x
  2. Step 2: Convert to fraction form
    49,636.09/74,463.37 = 20,074.67/x
  3. Step 3: Cross multiply
    49,636.09x = 74,463.37 × 20,074.67
  4. Step 4: Simplify right side
    49,636.09x = 1,494,827,436.57
  5. Step 5: Solve for x
    x = 1,494,827,436.57/49,636.09
  6. Step 6: Final answer
    x = 30,115.74

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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.