Home / 268,264.54-402,396-68,584.96

Finding the Fourth Proportional to 268,264.54, 402,396 and 68,584.96

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Solution

The fourth proportional to 268,264.54, 402,396 and 68,584.96 is: 102,877.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,264.54 : 402,396 = 68,584.96 : x
  2. Step 2: Convert to fraction form
    268,264.54/402,396 = 68,584.96/x
  3. Step 3: Cross multiply
    268,264.54x = 402,396 × 68,584.96
  4. Step 4: Simplify right side
    268,264.54x = 27,598,313,564.16
  5. Step 5: Solve for x
    x = 27,598,313,564.16/268,264.54
  6. Step 6: Final answer
    x = 102,877.23

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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.