Home / 174,149.43-261,222.99-47,779.79

Finding the Fourth Proportional to 174,149.43, 261,222.99 and 47,779.79

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Solution

The fourth proportional to 174,149.43, 261,222.99 and 47,779.79 is: 71,669.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,149.43 : 261,222.99 = 47,779.79 : x
  2. Step 2: Convert to fraction form
    174,149.43/261,222.99 = 47,779.79/x
  3. Step 3: Cross multiply
    174,149.43x = 261,222.99 × 47,779.79
  4. Step 4: Simplify right side
    174,149.43x = 12,481,179,605.37
  5. Step 5: Solve for x
    x = 12,481,179,605.37/174,149.43
  6. Step 6: Final answer
    x = 71,669.37

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1.5x scale

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.