Home / 184,654.40-254,835.05-102,991.82

Finding the Fourth Proportional to 184,654.40, 254,835.05 and 102,991.82

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Solution

The fourth proportional to 184,654.40, 254,835.05 and 102,991.82 is: 142,135.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,654.40 : 254,835.05 = 102,991.82 : x
  2. Step 2: Convert to fraction form
    184,654.40/254,835.05 = 102,991.82/x
  3. Step 3: Cross multiply
    184,654.40x = 254,835.05 × 102,991.82
  4. Step 4: Simplify right side
    184,654.40x = 26,245,923,810.16
  5. Step 5: Solve for x
    x = 26,245,923,810.16/184,654.40
  6. Step 6: Final answer
    x = 142,135.39

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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.