Home / 106,520.60-146,998.31-58,773.94

Finding the Fourth Proportional to 106,520.60, 146,998.31 and 58,773.94

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Solution

The fourth proportional to 106,520.60, 146,998.31 and 58,773.94 is: 81,107.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,520.60 : 146,998.31 = 58,773.94 : x
  2. Step 2: Convert to fraction form
    106,520.60/146,998.31 = 58,773.94/x
  3. Step 3: Cross multiply
    106,520.60x = 146,998.31 × 58,773.94
  4. Step 4: Simplify right side
    106,520.60x = 8,639,669,852.04
  5. Step 5: Solve for x
    x = 8,639,669,852.04/106,520.60
  6. Step 6: Final answer
    x = 81,107.97

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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.