Home / 49,817.90-74,621.45-40,289.33

Finding the Fourth Proportional to 49,817.90, 74,621.45 and 40,289.33

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Solution

The fourth proportional to 49,817.90, 74,621.45 and 40,289.33 is: 60,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,817.90 : 74,621.45 = 40,289.33 : x
  2. Step 2: Convert to fraction form
    49,817.90/74,621.45 = 40,289.33/x
  3. Step 3: Cross multiply
    49,817.90x = 74,621.45 × 40,289.33
  4. Step 4: Simplify right side
    49,817.90x = 3,006,447,649.57
  5. Step 5: Solve for x
    x = 3,006,447,649.57/49,817.90
  6. Step 6: Final answer
    x = 60,348.75

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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.