Home / 49,030.60-73,509.90-19,433.80

Finding the Fourth Proportional to 49,030.60, 73,509.90 and 19,433.80

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Solution

The fourth proportional to 49,030.60, 73,509.90 and 19,433.80 is: 29,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,030.60 : 73,509.90 = 19,433.80 : x
  2. Step 2: Convert to fraction form
    49,030.60/73,509.90 = 19,433.80/x
  3. Step 3: Cross multiply
    49,030.60x = 73,509.90 × 19,433.80
  4. Step 4: Simplify right side
    49,030.60x = 1,428,576,694.62
  5. Step 5: Solve for x
    x = 1,428,576,694.62/49,030.60
  6. Step 6: Final answer
    x = 29,136.43

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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.