Home / 481,053.20-721,572.23-165,512.84

Finding the Fourth Proportional to 481,053.20, 721,572.23 and 165,512.84

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Solution

The fourth proportional to 481,053.20, 721,572.23 and 165,512.84 is: 248,266.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,053.20 : 721,572.23 = 165,512.84 : x
  2. Step 2: Convert to fraction form
    481,053.20/721,572.23 = 165,512.84/x
  3. Step 3: Cross multiply
    481,053.20x = 721,572.23 × 165,512.84
  4. Step 4: Simplify right side
    481,053.20x = 119,429,465,858.35
  5. Step 5: Solve for x
    x = 119,429,465,858.35/481,053.20
  6. Step 6: Final answer
    x = 248,266.65

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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.