Home / 174,923.40-262,514.70-69,817.80

Finding the Fourth Proportional to 174,923.40, 262,514.70 and 69,817.80

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Solution

The fourth proportional to 174,923.40, 262,514.70 and 69,817.80 is: 104,778.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,923.40 : 262,514.70 = 69,817.80 : x
  2. Step 2: Convert to fraction form
    174,923.40/262,514.70 = 69,817.80/x
  3. Step 3: Cross multiply
    174,923.40x = 262,514.70 × 69,817.80
  4. Step 4: Simplify right side
    174,923.40x = 18,328,198,821.66
  5. Step 5: Solve for x
    x = 18,328,198,821.66/174,923.40
  6. Step 6: Final answer
    x = 104,778.43

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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.