Home / 76,621.86-105,766.74-44,800.98

Finding the Fourth Proportional to 76,621.86, 105,766.74 and 44,800.98

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Solution

The fourth proportional to 76,621.86, 105,766.74 and 44,800.98 is: 61,842.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,621.86 : 105,766.74 = 44,800.98 : x
  2. Step 2: Convert to fraction form
    76,621.86/105,766.74 = 44,800.98/x
  3. Step 3: Cross multiply
    76,621.86x = 105,766.74 × 44,800.98
  4. Step 4: Simplify right side
    76,621.86x = 4,738,453,603.41
  5. Step 5: Solve for x
    x = 4,738,453,603.41/76,621.86
  6. Step 6: Final answer
    x = 61,842.06

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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.