Home / 76,552.08-105,651.72-43,024.56

Finding the Fourth Proportional to 76,552.08, 105,651.72 and 43,024.56

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Solution

The fourth proportional to 76,552.08, 105,651.72 and 43,024.56 is: 59,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,552.08 : 105,651.72 = 43,024.56 : x
  2. Step 2: Convert to fraction form
    76,552.08/105,651.72 = 43,024.56/x
  3. Step 3: Cross multiply
    76,552.08x = 105,651.72 × 43,024.56
  4. Step 4: Simplify right side
    76,552.08x = 4,545,618,766.24
  5. Step 5: Solve for x
    x = 4,545,618,766.24/76,552.08
  6. Step 6: Final answer
    x = 59,379.43

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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.