Home / 57,285.75-79,054.61-32,135.25

Finding the Fourth Proportional to 57,285.75, 79,054.61 and 32,135.25

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Solution

The fourth proportional to 57,285.75, 79,054.61 and 32,135.25 is: 44,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,285.75 : 79,054.61 = 32,135.25 : x
  2. Step 2: Convert to fraction form
    57,285.75/79,054.61 = 32,135.25/x
  3. Step 3: Cross multiply
    57,285.75x = 79,054.61 × 32,135.25
  4. Step 4: Simplify right side
    57,285.75x = 2,540,439,495.33
  5. Step 5: Solve for x
    x = 2,540,439,495.33/57,285.75
  6. Step 6: Final answer
    x = 44,346.80

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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.