Home / 163,194.18-244,622.85-68,479.36

Finding the Fourth Proportional to 163,194.18, 244,622.85 and 68,479.36

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Solution

The fourth proportional to 163,194.18, 244,622.85 and 68,479.36 is: 102,648.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,194.18 : 244,622.85 = 68,479.36 : x
  2. Step 2: Convert to fraction form
    163,194.18/244,622.85 = 68,479.36/x
  3. Step 3: Cross multiply
    163,194.18x = 244,622.85 × 68,479.36
  4. Step 4: Simplify right side
    163,194.18x = 16,751,616,209.38
  5. Step 5: Solve for x
    x = 16,751,616,209.38/163,194.18
  6. Step 6: Final answer
    x = 102,648.37

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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.