Home / 184,999.55-255,299.38-100,116.61

Finding the Fourth Proportional to 184,999.55, 255,299.38 and 100,116.61

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Solution

The fourth proportional to 184,999.55, 255,299.38 and 100,116.61 is: 138,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,999.55 : 255,299.38 = 100,116.61 : x
  2. Step 2: Convert to fraction form
    184,999.55/255,299.38 = 100,116.61/x
  3. Step 3: Cross multiply
    184,999.55x = 255,299.38 × 100,116.61
  4. Step 4: Simplify right side
    184,999.55x = 25,559,708,460.70
  5. Step 5: Solve for x
    x = 25,559,708,460.70/184,999.55
  6. Step 6: Final answer
    x = 138,160.92

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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.