Home / 57,690.07-79,605.51-33,485.44

Finding the Fourth Proportional to 57,690.07, 79,605.51 and 33,485.44

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Solution

The fourth proportional to 57,690.07, 79,605.51 and 33,485.44 is: 46,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,690.07 : 79,605.51 = 33,485.44 : x
  2. Step 2: Convert to fraction form
    57,690.07/79,605.51 = 33,485.44/x
  3. Step 3: Cross multiply
    57,690.07x = 79,605.51 × 33,485.44
  4. Step 4: Simplify right side
    57,690.07x = 2,665,625,528.77
  5. Step 5: Solve for x
    x = 2,665,625,528.77/57,690.07
  6. Step 6: Final answer
    x = 46,205.97

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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.