Home / 89,394.56-123,364.03-48,558.36

Finding the Fourth Proportional to 89,394.56, 123,364.03 and 48,558.36

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Solution

The fourth proportional to 89,394.56, 123,364.03 and 48,558.36 is: 67,010.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,394.56 : 123,364.03 = 48,558.36 : x
  2. Step 2: Convert to fraction form
    89,394.56/123,364.03 = 48,558.36/x
  3. Step 3: Cross multiply
    89,394.56x = 123,364.03 × 48,558.36
  4. Step 4: Simplify right side
    89,394.56x = 5,990,354,737.00
  5. Step 5: Solve for x
    x = 5,990,354,737.00/89,394.56
  6. Step 6: Final answer
    x = 67,010.28

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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.