Home / 184,385.20-276,383.40-105,329.20

Finding the Fourth Proportional to 184,385.20, 276,383.40 and 105,329.20

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Solution

The fourth proportional to 184,385.20, 276,383.40 and 105,329.20 is: 157,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,385.20 : 276,383.40 = 105,329.20 : x
  2. Step 2: Convert to fraction form
    184,385.20/276,383.40 = 105,329.20/x
  3. Step 3: Cross multiply
    184,385.20x = 276,383.40 × 105,329.20
  4. Step 4: Simplify right side
    184,385.20x = 29,111,242,415.28
  5. Step 5: Solve for x
    x = 29,111,242,415.28/184,385.20
  6. Step 6: Final answer
    x = 157,882.75

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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.