Home / 117,966.44-162,792.06-67,664.36

Finding the Fourth Proportional to 117,966.44, 162,792.06 and 67,664.36

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Solution

The fourth proportional to 117,966.44, 162,792.06 and 67,664.36 is: 93,375.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,966.44 : 162,792.06 = 67,664.36 : x
  2. Step 2: Convert to fraction form
    117,966.44/162,792.06 = 67,664.36/x
  3. Step 3: Cross multiply
    117,966.44x = 162,792.06 × 67,664.36
  4. Step 4: Simplify right side
    117,966.44x = 11,015,220,552.98
  5. Step 5: Solve for x
    x = 11,015,220,552.98/117,966.44
  6. Step 6: Final answer
    x = 93,375.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.