Home / 89,008.44-122,827.72-48,723.90

Finding the Fourth Proportional to 89,008.44, 122,827.72 and 48,723.90

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Solution

The fourth proportional to 89,008.44, 122,827.72 and 48,723.90 is: 67,236.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,008.44 : 122,827.72 = 48,723.90 : x
  2. Step 2: Convert to fraction form
    89,008.44/122,827.72 = 48,723.90/x
  3. Step 3: Cross multiply
    89,008.44x = 122,827.72 × 48,723.90
  4. Step 4: Simplify right side
    89,008.44x = 5,984,645,546.51
  5. Step 5: Solve for x
    x = 5,984,645,546.51/89,008.44
  6. Step 6: Final answer
    x = 67,236.83

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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.