Home / 264,083.08-396,376.14-163,940.20

Finding the Fourth Proportional to 264,083.08, 396,376.14 and 163,940.20

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Solution

The fourth proportional to 264,083.08, 396,376.14 and 163,940.20 is: 246,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,083.08 : 396,376.14 = 163,940.20 : x
  2. Step 2: Convert to fraction form
    264,083.08/396,376.14 = 163,940.20/x
  3. Step 3: Cross multiply
    264,083.08x = 396,376.14 × 163,940.20
  4. Step 4: Simplify right side
    264,083.08x = 64,981,983,666.83
  5. Step 5: Solve for x
    x = 64,981,983,666.83/264,083.08
  6. Step 6: Final answer
    x = 246,066.44

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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.