Home / 184,669.86-254,844.30-99,786.90

Finding the Fourth Proportional to 184,669.86, 254,844.30 and 99,786.90

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Solution

The fourth proportional to 184,669.86, 254,844.30 and 99,786.90 is: 137,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,669.86 : 254,844.30 = 99,786.90 : x
  2. Step 2: Convert to fraction form
    184,669.86/254,844.30 = 99,786.90/x
  3. Step 3: Cross multiply
    184,669.86x = 254,844.30 × 99,786.90
  4. Step 4: Simplify right side
    184,669.86x = 25,430,122,679.67
  5. Step 5: Solve for x
    x = 25,430,122,679.67/184,669.86
  6. Step 6: Final answer
    x = 137,705.86

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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.