Home / 101,936.08-140,673.53-55,997.66

Finding the Fourth Proportional to 101,936.08, 140,673.53 and 55,997.66

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Solution

The fourth proportional to 101,936.08, 140,673.53 and 55,997.66 is: 77,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,936.08 : 140,673.53 = 55,997.66 : x
  2. Step 2: Convert to fraction form
    101,936.08/140,673.53 = 55,997.66/x
  3. Step 3: Cross multiply
    101,936.08x = 140,673.53 × 55,997.66
  4. Step 4: Simplify right side
    101,936.08x = 7,877,388,503.94
  5. Step 5: Solve for x
    x = 7,877,388,503.94/101,936.08
  6. Step 6: Final answer
    x = 77,277.73

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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.