Home / 382,865.31-574,380.99-116,618.85

Finding the Fourth Proportional to 382,865.31, 574,380.99 and 116,618.85

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Solution

The fourth proportional to 382,865.31, 574,380.99 and 116,618.85 is: 174,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,865.31 : 574,380.99 = 116,618.85 : x
  2. Step 2: Convert to fraction form
    382,865.31/574,380.99 = 116,618.85/x
  3. Step 3: Cross multiply
    382,865.31x = 574,380.99 × 116,618.85
  4. Step 4: Simplify right side
    382,865.31x = 66,983,650,515.66
  5. Step 5: Solve for x
    x = 66,983,650,515.66/382,865.31
  6. Step 6: Final answer
    x = 174,953.56

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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.