Home / 76,576.06-105,659.47-44,738.80

Finding the Fourth Proportional to 76,576.06, 105,659.47 and 44,738.80

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Solution

The fourth proportional to 76,576.06, 105,659.47 and 44,738.80 is: 61,730.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,576.06 : 105,659.47 = 44,738.80 : x
  2. Step 2: Convert to fraction form
    76,576.06/105,659.47 = 44,738.80/x
  3. Step 3: Cross multiply
    76,576.06x = 105,659.47 × 44,738.80
  4. Step 4: Simplify right side
    76,576.06x = 4,727,077,896.44
  5. Step 5: Solve for x
    x = 4,727,077,896.44/76,576.06
  6. Step 6: Final answer
    x = 61,730.49

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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.