Home / 197,477.16-272,517.24-106,832.76

Finding the Fourth Proportional to 197,477.16, 272,517.24 and 106,832.76

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Solution

The fourth proportional to 197,477.16, 272,517.24 and 106,832.76 is: 147,428.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,477.16 : 272,517.24 = 106,832.76 : x
  2. Step 2: Convert to fraction form
    197,477.16/272,517.24 = 106,832.76/x
  3. Step 3: Cross multiply
    197,477.16x = 272,517.24 × 106,832.76
  4. Step 4: Simplify right side
    197,477.16x = 29,113,768,896.78
  5. Step 5: Solve for x
    x = 29,113,768,896.78/197,477.16
  6. Step 6: Final answer
    x = 147,428.54

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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.