Home / 52,092.24-71,893.80-30,879.60

Finding the Fourth Proportional to 52,092.24, 71,893.80 and 30,879.60

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Solution

The fourth proportional to 52,092.24, 71,893.80 and 30,879.60 is: 42,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,092.24 : 71,893.80 = 30,879.60 : x
  2. Step 2: Convert to fraction form
    52,092.24/71,893.80 = 30,879.60/x
  3. Step 3: Cross multiply
    52,092.24x = 71,893.80 × 30,879.60
  4. Step 4: Simplify right side
    52,092.24x = 2,220,051,786.48
  5. Step 5: Solve for x
    x = 2,220,051,786.48/52,092.24
  6. Step 6: Final answer
    x = 42,617.71

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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.