Home / 264,871.04-397,297.71-115,111.44

Finding the Fourth Proportional to 264,871.04, 397,297.71 and 115,111.44

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Solution

The fourth proportional to 264,871.04, 397,297.71 and 115,111.44 is: 172,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,871.04 : 397,297.71 = 115,111.44 : x
  2. Step 2: Convert to fraction form
    264,871.04/397,297.71 = 115,111.44/x
  3. Step 3: Cross multiply
    264,871.04x = 397,297.71 × 115,111.44
  4. Step 4: Simplify right side
    264,871.04x = 45,733,511,506.80
  5. Step 5: Solve for x
    x = 45,733,511,506.80/264,871.04
  6. Step 6: Final answer
    x = 172,663.32

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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.