Home / 255,933-383,141.07-189,670.41

Finding the Fourth Proportional to 255,933, 383,141.07 and 189,670.41

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Solution

The fourth proportional to 255,933, 383,141.07 and 189,670.41 is: 283,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,933 : 383,141.07 = 189,670.41 : x
  2. Step 2: Convert to fraction form
    255,933/383,141.07 = 189,670.41/x
  3. Step 3: Cross multiply
    255,933x = 383,141.07 × 189,670.41
  4. Step 4: Simplify right side
    255,933x = 72,670,523,834.74
  5. Step 5: Solve for x
    x = 72,670,523,834.74/255,933
  6. Step 6: Final answer
    x = 283,943.55

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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.