Home / 184,997.31-255,297.09-100,114.38

Finding the Fourth Proportional to 184,997.31, 255,297.09 and 100,114.38

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Solution

The fourth proportional to 184,997.31, 255,297.09 and 100,114.38 is: 138,158.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,997.31 : 255,297.09 = 100,114.38 : x
  2. Step 2: Convert to fraction form
    184,997.31/255,297.09 = 100,114.38/x
  3. Step 3: Cross multiply
    184,997.31x = 255,297.09 × 100,114.38
  4. Step 4: Simplify right side
    184,997.31x = 25,558,909,881.15
  5. Step 5: Solve for x
    x = 25,558,909,881.15/184,997.31
  6. Step 6: Final answer
    x = 138,158.28

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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.