Home / 76,589.06-105,677.27-44,751.80

Finding the Fourth Proportional to 76,589.06, 105,677.27 and 44,751.80

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Solution

The fourth proportional to 76,589.06, 105,677.27 and 44,751.80 is: 61,748.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,589.06 : 105,677.27 = 44,751.80 : x
  2. Step 2: Convert to fraction form
    76,589.06/105,677.27 = 44,751.80/x
  3. Step 3: Cross multiply
    76,589.06x = 105,677.27 × 44,751.80
  4. Step 4: Simplify right side
    76,589.06x = 4,729,247,299.44
  5. Step 5: Solve for x
    x = 4,729,247,299.44/76,589.06
  6. Step 6: Final answer
    x = 61,748.34

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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.