Home / 101,936.58-140,674.22-55,998.16

Finding the Fourth Proportional to 101,936.58, 140,674.22 and 55,998.16

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Solution

The fourth proportional to 101,936.58, 140,674.22 and 55,998.16 is: 77,278.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,936.58 : 140,674.22 = 55,998.16 : x
  2. Step 2: Convert to fraction form
    101,936.58/140,674.22 = 55,998.16/x
  3. Step 3: Cross multiply
    101,936.58x = 140,674.22 × 55,998.16
  4. Step 4: Simplify right side
    101,936.58x = 7,877,497,479.44
  5. Step 5: Solve for x
    x = 7,877,497,479.44/101,936.58
  6. Step 6: Final answer
    x = 77,278.42

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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.