Home / 179,907.40-268,728.35-132,099.58

Finding the Fourth Proportional to 179,907.40, 268,728.35 and 132,099.58

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Solution

The fourth proportional to 179,907.40, 268,728.35 and 132,099.58 is: 197,317.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,907.40 : 268,728.35 = 132,099.58 : x
  2. Step 2: Convert to fraction form
    179,907.40/268,728.35 = 132,099.58/x
  3. Step 3: Cross multiply
    179,907.40x = 268,728.35 × 132,099.58
  4. Step 4: Simplify right side
    179,907.40x = 35,498,902,169.09
  5. Step 5: Solve for x
    x = 35,498,902,169.09/179,907.40
  6. Step 6: Final answer
    x = 197,317.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.