Home / 184,009.08-253,860.50-103,418.20

Finding the Fourth Proportional to 184,009.08, 253,860.50 and 103,418.20

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Solution

The fourth proportional to 184,009.08, 253,860.50 and 103,418.20 is: 142,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,009.08 : 253,860.50 = 103,418.20 : x
  2. Step 2: Convert to fraction form
    184,009.08/253,860.50 = 103,418.20/x
  3. Step 3: Cross multiply
    184,009.08x = 253,860.50 × 103,418.20
  4. Step 4: Simplify right side
    184,009.08x = 26,253,795,961.10
  5. Step 5: Solve for x
    x = 26,253,795,961.10/184,009.08
  6. Step 6: Final answer
    x = 142,676.63

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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.