Home / 51,548.98-71,136.43-30,037.39

Finding the Fourth Proportional to 51,548.98, 71,136.43 and 30,037.39

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Solution

The fourth proportional to 51,548.98, 71,136.43 and 30,037.39 is: 41,450.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,548.98 : 71,136.43 = 30,037.39 : x
  2. Step 2: Convert to fraction form
    51,548.98/71,136.43 = 30,037.39/x
  3. Step 3: Cross multiply
    51,548.98x = 71,136.43 × 30,037.39
  4. Step 4: Simplify right side
    51,548.98x = 2,136,752,540.93
  5. Step 5: Solve for x
    x = 2,136,752,540.93/51,548.98
  6. Step 6: Final answer
    x = 41,450.92

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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.