Home / 164,578.50-246,707.10-80,335.26

Finding the Fourth Proportional to 164,578.50, 246,707.10 and 80,335.26

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Solution

The fourth proportional to 164,578.50, 246,707.10 and 80,335.26 is: 120,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,578.50 : 246,707.10 = 80,335.26 : x
  2. Step 2: Convert to fraction form
    164,578.50/246,707.10 = 80,335.26/x
  3. Step 3: Cross multiply
    164,578.50x = 246,707.10 × 80,335.26
  4. Step 4: Simplify right side
    164,578.50x = 19,819,279,022.35
  5. Step 5: Solve for x
    x = 19,819,279,022.35/164,578.50
  6. Step 6: Final answer
    x = 120,424.47

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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.