Home / 264,293.16-396,606.87-138,161.04

Finding the Fourth Proportional to 264,293.16, 396,606.87 and 138,161.04

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Solution

The fourth proportional to 264,293.16, 396,606.87 and 138,161.04 is: 207,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,293.16 : 396,606.87 = 138,161.04 : x
  2. Step 2: Convert to fraction form
    264,293.16/396,606.87 = 138,161.04/x
  3. Step 3: Cross multiply
    264,293.16x = 396,606.87 × 138,161.04
  4. Step 4: Simplify right side
    264,293.16x = 54,795,617,630.34
  5. Step 5: Solve for x
    x = 54,795,617,630.34/264,293.16
  6. Step 6: Final answer
    x = 207,328.93

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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.