Home / 106,285.23-146,672.70-58,537.56

Finding the Fourth Proportional to 106,285.23, 146,672.70 and 58,537.56

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Solution

The fourth proportional to 106,285.23, 146,672.70 and 58,537.56 is: 80,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,285.23 : 146,672.70 = 58,537.56 : x
  2. Step 2: Convert to fraction form
    106,285.23/146,672.70 = 58,537.56/x
  3. Step 3: Cross multiply
    106,285.23x = 146,672.70 × 58,537.56
  4. Step 4: Simplify right side
    106,285.23x = 8,585,861,976.61
  5. Step 5: Solve for x
    x = 8,585,861,976.61/106,285.23
  6. Step 6: Final answer
    x = 80,781.33

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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.