Home / 116,453.66-160,680.39-74,074.46

Finding the Fourth Proportional to 116,453.66, 160,680.39 and 74,074.46

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Solution

The fourth proportional to 116,453.66, 160,680.39 and 74,074.46 is: 102,206.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,453.66 : 160,680.39 = 74,074.46 : x
  2. Step 2: Convert to fraction form
    116,453.66/160,680.39 = 74,074.46/x
  3. Step 3: Cross multiply
    116,453.66x = 160,680.39 × 74,074.46
  4. Step 4: Simplify right side
    116,453.66x = 11,902,313,121.84
  5. Step 5: Solve for x
    x = 11,902,313,121.84/116,453.66
  6. Step 6: Final answer
    x = 102,206.43

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1.5x scale

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.