Home / 170,019.99-255,044.27-51,692.36

Finding the Fourth Proportional to 170,019.99, 255,044.27 and 51,692.36

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Solution

The fourth proportional to 170,019.99, 255,044.27 and 51,692.36 is: 77,542.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,019.99 : 255,044.27 = 51,692.36 : x
  2. Step 2: Convert to fraction form
    170,019.99/255,044.27 = 51,692.36/x
  3. Step 3: Cross multiply
    170,019.99x = 255,044.27 × 51,692.36
  4. Step 4: Simplify right side
    170,019.99x = 13,183,838,687.09
  5. Step 5: Solve for x
    x = 13,183,838,687.09/170,019.99
  6. Step 6: Final answer
    x = 77,542.87

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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.