Home / 118,880.46-164,057.07-65,162.04

Finding the Fourth Proportional to 118,880.46, 164,057.07 and 65,162.04

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Solution

The fourth proportional to 118,880.46, 164,057.07 and 65,162.04 is: 89,924.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,880.46 : 164,057.07 = 65,162.04 : x
  2. Step 2: Convert to fraction form
    118,880.46/164,057.07 = 65,162.04/x
  3. Step 3: Cross multiply
    118,880.46x = 164,057.07 × 65,162.04
  4. Step 4: Simplify right side
    118,880.46x = 10,690,293,357.62
  5. Step 5: Solve for x
    x = 10,690,293,357.62/118,880.46
  6. Step 6: Final answer
    x = 89,924.73

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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.