Home / 49,620.90-74,433.75-20,035.02

Finding the Fourth Proportional to 49,620.90, 74,433.75 and 20,035.02

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Solution

The fourth proportional to 49,620.90, 74,433.75 and 20,035.02 is: 30,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,620.90 : 74,433.75 = 20,035.02 : x
  2. Step 2: Convert to fraction form
    49,620.90/74,433.75 = 20,035.02/x
  3. Step 3: Cross multiply
    49,620.90x = 74,433.75 × 20,035.02
  4. Step 4: Simplify right side
    49,620.90x = 1,491,281,669.93
  5. Step 5: Solve for x
    x = 1,491,281,669.93/49,620.90
  6. Step 6: Final answer
    x = 30,053.50

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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.