Home / 89,214.41-123,104.64-48,917.57

Finding the Fourth Proportional to 89,214.41, 123,104.64 and 48,917.57

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Solution

The fourth proportional to 89,214.41, 123,104.64 and 48,917.57 is: 67,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,214.41 : 123,104.64 = 48,917.57 : x
  2. Step 2: Convert to fraction form
    89,214.41/123,104.64 = 48,917.57/x
  3. Step 3: Cross multiply
    89,214.41x = 123,104.64 × 48,917.57
  4. Step 4: Simplify right side
    89,214.41x = 6,021,979,229.00
  5. Step 5: Solve for x
    x = 6,021,979,229.00/89,214.41
  6. Step 6: Final answer
    x = 67,500.08

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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.