Home / 183,990.35-253,927.85-102,326.90

Finding the Fourth Proportional to 183,990.35, 253,927.85 and 102,326.90

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Solution

The fourth proportional to 183,990.35, 253,927.85 and 102,326.90 is: 141,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,990.35 : 253,927.85 = 102,326.90 : x
  2. Step 2: Convert to fraction form
    183,990.35/253,927.85 = 102,326.90/x
  3. Step 3: Cross multiply
    183,990.35x = 253,927.85 × 102,326.90
  4. Step 4: Simplify right side
    183,990.35x = 25,983,647,932.89
  5. Step 5: Solve for x
    x = 25,983,647,932.89/183,990.35
  6. Step 6: Final answer
    x = 141,222.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.