Home / 83,983.12-115,896.70-46,257.37

Finding the Fourth Proportional to 83,983.12, 115,896.70 and 46,257.37

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Solution

The fourth proportional to 83,983.12, 115,896.70 and 46,257.37 is: 63,835.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,983.12 : 115,896.70 = 46,257.37 : x
  2. Step 2: Convert to fraction form
    83,983.12/115,896.70 = 46,257.37/x
  3. Step 3: Cross multiply
    83,983.12x = 115,896.70 × 46,257.37
  4. Step 4: Simplify right side
    83,983.12x = 5,361,076,533.68
  5. Step 5: Solve for x
    x = 5,361,076,533.68/83,983.12
  6. Step 6: Final answer
    x = 63,835.17

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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.