Home / 89,580.63-123,618.66-49,294.37

Finding the Fourth Proportional to 89,580.63, 123,618.66 and 49,294.37

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Solution

The fourth proportional to 89,580.63, 123,618.66 and 49,294.37 is: 68,024.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,580.63 : 123,618.66 = 49,294.37 : x
  2. Step 2: Convert to fraction form
    89,580.63/123,618.66 = 49,294.37/x
  3. Step 3: Cross multiply
    89,580.63x = 123,618.66 × 49,294.37
  4. Step 4: Simplify right side
    89,580.63x = 6,093,704,089.14
  5. Step 5: Solve for x
    x = 6,093,704,089.14/89,580.63
  6. Step 6: Final answer
    x = 68,024.79

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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.