Home / 89,559.63-123,589.17-49,272.96

Finding the Fourth Proportional to 89,559.63, 123,589.17 and 49,272.96

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Solution

The fourth proportional to 89,559.63, 123,589.17 and 49,272.96 is: 67,994.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,559.63 : 123,589.17 = 49,272.96 : x
  2. Step 2: Convert to fraction form
    89,559.63/123,589.17 = 49,272.96/x
  3. Step 3: Cross multiply
    89,559.63x = 123,589.17 × 49,272.96
  4. Step 4: Simplify right side
    89,559.63x = 6,089,604,229.84
  5. Step 5: Solve for x
    x = 6,089,604,229.84/89,559.63
  6. Step 6: Final answer
    x = 67,994.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.