Home / 463,150.31-694,630.89-163,640.66

Finding the Fourth Proportional to 463,150.31, 694,630.89 and 163,640.66

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Solution

The fourth proportional to 463,150.31, 694,630.89 and 163,640.66 is: 245,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,150.31 : 694,630.89 = 163,640.66 : x
  2. Step 2: Convert to fraction form
    463,150.31/694,630.89 = 163,640.66/x
  3. Step 3: Cross multiply
    463,150.31x = 694,630.89 × 163,640.66
  4. Step 4: Simplify right side
    463,150.31x = 113,669,853,822.83
  5. Step 5: Solve for x
    x = 113,669,853,822.83/463,150.31
  6. Step 6: Final answer
    x = 245,427.57

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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.