Home / 182,904.30-274,939.65-172,406.70

Finding the Fourth Proportional to 182,904.30, 274,939.65 and 172,406.70

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Solution

The fourth proportional to 182,904.30, 274,939.65 and 172,406.70 is: 259,159.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,904.30 : 274,939.65 = 172,406.70 : x
  2. Step 2: Convert to fraction form
    182,904.30/274,939.65 = 172,406.70/x
  3. Step 3: Cross multiply
    182,904.30x = 274,939.65 × 172,406.70
  4. Step 4: Simplify right side
    182,904.30x = 47,401,437,755.66
  5. Step 5: Solve for x
    x = 47,401,437,755.66/182,904.30
  6. Step 6: Final answer
    x = 259,159.78

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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.