Home / 197,546.38-272,611.93-106,900.36

Finding the Fourth Proportional to 197,546.38, 272,611.93 and 106,900.36

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Solution

The fourth proportional to 197,546.38, 272,611.93 and 106,900.36 is: 147,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,546.38 : 272,611.93 = 106,900.36 : x
  2. Step 2: Convert to fraction form
    197,546.38/272,611.93 = 106,900.36/x
  3. Step 3: Cross multiply
    197,546.38x = 272,611.93 × 106,900.36
  4. Step 4: Simplify right side
    197,546.38x = 29,142,312,922.79
  5. Step 5: Solve for x
    x = 29,142,312,922.79/197,546.38
  6. Step 6: Final answer
    x = 147,521.37

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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.