Home / 57,845.25-86,768.33-37,871.55

Finding the Fourth Proportional to 57,845.25, 86,768.33 and 37,871.55

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Solution

The fourth proportional to 57,845.25, 86,768.33 and 37,871.55 is: 56,807.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,845.25 : 86,768.33 = 37,871.55 : x
  2. Step 2: Convert to fraction form
    57,845.25/86,768.33 = 37,871.55/x
  3. Step 3: Cross multiply
    57,845.25x = 86,768.33 × 37,871.55
  4. Step 4: Simplify right side
    57,845.25x = 3,286,050,958.65
  5. Step 5: Solve for x
    x = 3,286,050,958.65/57,845.25
  6. Step 6: Final answer
    x = 56,807.62

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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.