Home / 49,790.21-74,562.33-37,109.55

Finding the Fourth Proportional to 49,790.21, 74,562.33 and 37,109.55

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Solution

The fourth proportional to 49,790.21, 74,562.33 and 37,109.55 is: 55,572.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.21 : 74,562.33 = 37,109.55 : x
  2. Step 2: Convert to fraction form
    49,790.21/74,562.33 = 37,109.55/x
  3. Step 3: Cross multiply
    49,790.21x = 74,562.33 × 37,109.55
  4. Step 4: Simplify right side
    49,790.21x = 2,766,974,327.70
  5. Step 5: Solve for x
    x = 2,766,974,327.70/49,790.21
  6. Step 6: Final answer
    x = 55,572.66

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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.