Home / 49,651.04-74,453.15-18,038.81

Finding the Fourth Proportional to 49,651.04, 74,453.15 and 18,038.81

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Solution

The fourth proportional to 49,651.04, 74,453.15 and 18,038.81 is: 27,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,651.04 : 74,453.15 = 18,038.81 : x
  2. Step 2: Convert to fraction form
    49,651.04/74,453.15 = 18,038.81/x
  3. Step 3: Cross multiply
    49,651.04x = 74,453.15 × 18,038.81
  4. Step 4: Simplify right side
    49,651.04x = 1,343,046,197.85
  5. Step 5: Solve for x
    x = 1,343,046,197.85/49,651.04
  6. Step 6: Final answer
    x = 27,049.71

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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.