Home / 197,561.18-272,635.13-106,917.12

Finding the Fourth Proportional to 197,561.18, 272,635.13 and 106,917.12

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Solution

The fourth proportional to 197,561.18, 272,635.13 and 106,917.12 is: 147,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,561.18 : 272,635.13 = 106,917.12 : x
  2. Step 2: Convert to fraction form
    197,561.18/272,635.13 = 106,917.12/x
  3. Step 3: Cross multiply
    197,561.18x = 272,635.13 × 106,917.12
  4. Step 4: Simplify right side
    197,561.18x = 29,149,362,375.84
  5. Step 5: Solve for x
    x = 29,149,362,375.84/197,561.18
  6. Step 6: Final answer
    x = 147,546.01

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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.