Home / 57,454.94-86,103.82-43,403.48

Finding the Fourth Proportional to 57,454.94, 86,103.82 and 43,403.48

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Solution

The fourth proportional to 57,454.94, 86,103.82 and 43,403.48 is: 65,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454.94 : 86,103.82 = 43,403.48 : x
  2. Step 2: Convert to fraction form
    57,454.94/86,103.82 = 43,403.48/x
  3. Step 3: Cross multiply
    57,454.94x = 86,103.82 × 43,403.48
  4. Step 4: Simplify right side
    57,454.94x = 3,737,205,429.29
  5. Step 5: Solve for x
    x = 3,737,205,429.29/57,454.94
  6. Step 6: Final answer
    x = 65,045.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.