Home / 89,514.78-123,527.93-49,228.54

Finding the Fourth Proportional to 89,514.78, 123,527.93 and 49,228.54

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Solution

The fourth proportional to 89,514.78, 123,527.93 and 49,228.54 is: 67,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,514.78 : 123,527.93 = 49,228.54 : x
  2. Step 2: Convert to fraction form
    89,514.78/123,527.93 = 49,228.54/x
  3. Step 3: Cross multiply
    89,514.78x = 123,527.93 × 49,228.54
  4. Step 4: Simplify right side
    89,514.78x = 6,081,099,736.00
  5. Step 5: Solve for x
    x = 6,081,099,736.00/89,514.78
  6. Step 6: Final answer
    x = 67,934.03

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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.