Home / 55,173.74-76,120.19-36,064.54

Finding the Fourth Proportional to 55,173.74, 76,120.19 and 36,064.54

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Solution

The fourth proportional to 55,173.74, 76,120.19 and 36,064.54 is: 49,756.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,173.74 : 76,120.19 = 36,064.54 : x
  2. Step 2: Convert to fraction form
    55,173.74/76,120.19 = 36,064.54/x
  3. Step 3: Cross multiply
    55,173.74x = 76,120.19 × 36,064.54
  4. Step 4: Simplify right side
    55,173.74x = 2,745,239,611.06
  5. Step 5: Solve for x
    x = 2,745,239,611.06/55,173.74
  6. Step 6: Final answer
    x = 49,756.27

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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.