Home / 55,149.98-75,611.24-54,153.52

Finding the Fourth Proportional to 55,149.98, 75,611.24 and 54,153.52

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Solution

The fourth proportional to 55,149.98, 75,611.24 and 54,153.52 is: 74,245.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,149.98 : 75,611.24 = 54,153.52 : x
  2. Step 2: Convert to fraction form
    55,149.98/75,611.24 = 54,153.52/x
  3. Step 3: Cross multiply
    55,149.98x = 75,611.24 × 54,153.52
  4. Step 4: Simplify right side
    55,149.98x = 4,094,614,743.92
  5. Step 5: Solve for x
    x = 4,094,614,743.92/55,149.98
  6. Step 6: Final answer
    x = 74,245.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.