Home / 321,525.24-481,901-118,959.84

Finding the Fourth Proportional to 321,525.24, 481,901 and 118,959.84

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Solution

The fourth proportional to 321,525.24, 481,901 and 118,959.84 is: 178,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,525.24 : 481,901 = 118,959.84 : x
  2. Step 2: Convert to fraction form
    321,525.24/481,901 = 118,959.84/x
  3. Step 3: Cross multiply
    321,525.24x = 481,901 × 118,959.84
  4. Step 4: Simplify right side
    321,525.24x = 57,326,865,855.84
  5. Step 5: Solve for x
    x = 57,326,865,855.84/321,525.24
  6. Step 6: Final answer
    x = 178,296.63

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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.