Home / 331,546.55-496,901.66-141,782.59

Finding the Fourth Proportional to 331,546.55, 496,901.66 and 141,782.59

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Solution

The fourth proportional to 331,546.55, 496,901.66 and 141,782.59 is: 212,495.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,546.55 : 496,901.66 = 141,782.59 : x
  2. Step 2: Convert to fraction form
    331,546.55/496,901.66 = 141,782.59/x
  3. Step 3: Cross multiply
    331,546.55x = 496,901.66 × 141,782.59
  4. Step 4: Simplify right side
    331,546.55x = 70,452,001,845.59
  5. Step 5: Solve for x
    x = 70,452,001,845.59/331,546.55
  6. Step 6: Final answer
    x = 212,495.05

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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.