Home / 57,755.04-79,698.96-33,885.60

Finding the Fourth Proportional to 57,755.04, 79,698.96 and 33,885.60

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Solution

The fourth proportional to 57,755.04, 79,698.96 and 33,885.60 is: 46,760.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,755.04 : 79,698.96 = 33,885.60 : x
  2. Step 2: Convert to fraction form
    57,755.04/79,698.96 = 33,885.60/x
  3. Step 3: Cross multiply
    57,755.04x = 79,698.96 × 33,885.60
  4. Step 4: Simplify right side
    57,755.04x = 2,700,647,078.98
  5. Step 5: Solve for x
    x = 2,700,647,078.98/57,755.04
  6. Step 6: Final answer
    x = 46,760.37

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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.