Home / 174,623.80-261,852.77-79,825.86

Finding the Fourth Proportional to 174,623.80, 261,852.77 and 79,825.86

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Solution

The fourth proportional to 174,623.80, 261,852.77 and 79,825.86 is: 119,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,623.80 : 261,852.77 = 79,825.86 : x
  2. Step 2: Convert to fraction form
    174,623.80/261,852.77 = 79,825.86/x
  3. Step 3: Cross multiply
    174,623.80x = 261,852.77 × 79,825.86
  4. Step 4: Simplify right side
    174,623.80x = 20,902,622,558.63
  5. Step 5: Solve for x
    x = 20,902,622,558.63/174,623.80
  6. Step 6: Final answer
    x = 119,700.88

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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.