Home / 76,216.80-105,178.96-43,951.26

Finding the Fourth Proportional to 76,216.80, 105,178.96 and 43,951.26

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Solution

The fourth proportional to 76,216.80, 105,178.96 and 43,951.26 is: 60,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,216.80 : 105,178.96 = 43,951.26 : x
  2. Step 2: Convert to fraction form
    76,216.80/105,178.96 = 43,951.26/x
  3. Step 3: Cross multiply
    76,216.80x = 105,178.96 × 43,951.26
  4. Step 4: Simplify right side
    76,216.80x = 4,622,747,817.49
  5. Step 5: Solve for x
    x = 4,622,747,817.49/76,216.80
  6. Step 6: Final answer
    x = 60,652.61

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1.5x scale

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.