Home / 83,983.18-115,896.78-46,257.42

Finding the Fourth Proportional to 83,983.18, 115,896.78 and 46,257.42

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Solution

The fourth proportional to 83,983.18, 115,896.78 and 46,257.42 is: 63,835.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,983.18 : 115,896.78 = 46,257.42 : x
  2. Step 2: Convert to fraction form
    83,983.18/115,896.78 = 46,257.42/x
  3. Step 3: Cross multiply
    83,983.18x = 115,896.78 × 46,257.42
  4. Step 4: Simplify right side
    83,983.18x = 5,361,086,029.11
  5. Step 5: Solve for x
    x = 5,361,086,029.11/83,983.18
  6. Step 6: Final answer
    x = 63,835.23

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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.