Home / 269,281.20-403,920.57-69,584.61

Finding the Fourth Proportional to 269,281.20, 403,920.57 and 69,584.61

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Solution

The fourth proportional to 269,281.20, 403,920.57 and 69,584.61 is: 104,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,281.20 : 403,920.57 = 69,584.61 : x
  2. Step 2: Convert to fraction form
    269,281.20/403,920.57 = 69,584.61/x
  3. Step 3: Cross multiply
    269,281.20x = 403,920.57 × 69,584.61
  4. Step 4: Simplify right side
    269,281.20x = 28,106,655,334.43
  5. Step 5: Solve for x
    x = 28,106,655,334.43/269,281.20
  6. Step 6: Final answer
    x = 104,376.60

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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.