Home / 148,410.96-204,828.12-91,840.56

Finding the Fourth Proportional to 148,410.96, 204,828.12 and 91,840.56

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Solution

The fourth proportional to 148,410.96, 204,828.12 and 91,840.56 is: 126,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,410.96 : 204,828.12 = 91,840.56 : x
  2. Step 2: Convert to fraction form
    148,410.96/204,828.12 = 91,840.56/x
  3. Step 3: Cross multiply
    148,410.96x = 204,828.12 × 91,840.56
  4. Step 4: Simplify right side
    148,410.96x = 18,811,529,244.55
  5. Step 5: Solve for x
    x = 18,811,529,244.55/148,410.96
  6. Step 6: Final answer
    x = 126,752.97

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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.