Home / 268,824.04-403,175.92-79,243.96

Finding the Fourth Proportional to 268,824.04, 403,175.92 and 79,243.96

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Solution

The fourth proportional to 268,824.04, 403,175.92 and 79,243.96 is: 118,848.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,824.04 : 403,175.92 = 79,243.96 : x
  2. Step 2: Convert to fraction form
    268,824.04/403,175.92 = 79,243.96/x
  3. Step 3: Cross multiply
    268,824.04x = 403,175.92 × 79,243.96
  4. Step 4: Simplify right side
    268,824.04x = 31,949,256,477.44
  5. Step 5: Solve for x
    x = 31,949,256,477.44/268,824.04
  6. Step 6: Final answer
    x = 118,848.21

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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.