Home / 53,991.38-81,011.67-27,714.58

Finding the Fourth Proportional to 53,991.38, 81,011.67 and 27,714.58

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Solution

The fourth proportional to 53,991.38, 81,011.67 and 27,714.58 is: 41,584.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,991.38 : 81,011.67 = 27,714.58 : x
  2. Step 2: Convert to fraction form
    53,991.38/81,011.67 = 27,714.58/x
  3. Step 3: Cross multiply
    53,991.38x = 81,011.67 × 27,714.58
  4. Step 4: Simplify right side
    53,991.38x = 2,245,204,409.15
  5. Step 5: Solve for x
    x = 2,245,204,409.15/53,991.38
  6. Step 6: Final answer
    x = 41,584.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.