Home / 171,842.49-257,768.05-47,183.13

Finding the Fourth Proportional to 171,842.49, 257,768.05 and 47,183.13

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Solution

The fourth proportional to 171,842.49, 257,768.05 and 47,183.13 is: 70,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,842.49 : 257,768.05 = 47,183.13 : x
  2. Step 2: Convert to fraction form
    171,842.49/257,768.05 = 47,183.13/x
  3. Step 3: Cross multiply
    171,842.49x = 257,768.05 × 47,183.13
  4. Step 4: Simplify right side
    171,842.49x = 12,162,302,006.20
  5. Step 5: Solve for x
    x = 12,162,302,006.20/171,842.49
  6. Step 6: Final answer
    x = 70,775.87

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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.