Home / 89,536.89-123,558.31-49,250.65

Finding the Fourth Proportional to 89,536.89, 123,558.31 and 49,250.65

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Solution

The fourth proportional to 89,536.89, 123,558.31 and 49,250.65 is: 67,964.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,536.89 : 123,558.31 = 49,250.65 : x
  2. Step 2: Convert to fraction form
    89,536.89/123,558.31 = 49,250.65/x
  3. Step 3: Cross multiply
    89,536.89x = 123,558.31 × 49,250.65
  4. Step 4: Simplify right side
    89,536.89x = 6,085,326,648.38
  5. Step 5: Solve for x
    x = 6,085,326,648.38/89,536.89
  6. Step 6: Final answer
    x = 67,964.46

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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.