Home / 171,845.44-257,767.68-47,186.56

Finding the Fourth Proportional to 171,845.44, 257,767.68 and 47,186.56

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Solution

The fourth proportional to 171,845.44, 257,767.68 and 47,186.56 is: 70,779.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,845.44 : 257,767.68 = 47,186.56 : x
  2. Step 2: Convert to fraction form
    171,845.44/257,767.68 = 47,186.56/x
  3. Step 3: Cross multiply
    171,845.44x = 257,767.68 × 47,186.56
  4. Step 4: Simplify right side
    171,845.44x = 12,163,170,098.38
  5. Step 5: Solve for x
    x = 12,163,170,098.38/171,845.44
  6. Step 6: Final answer
    x = 70,779.71

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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.