Home / 184,789.55-255,009.55-99,906.61

Finding the Fourth Proportional to 184,789.55, 255,009.55 and 99,906.61

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Solution

The fourth proportional to 184,789.55, 255,009.55 and 99,906.61 is: 137,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,789.55 : 255,009.55 = 99,906.61 : x
  2. Step 2: Convert to fraction form
    184,789.55/255,009.55 = 99,906.61/x
  3. Step 3: Cross multiply
    184,789.55x = 255,009.55 × 99,906.61
  4. Step 4: Simplify right side
    184,789.55x = 25,477,139,658.13
  5. Step 5: Solve for x
    x = 25,477,139,658.13/184,789.55
  6. Step 6: Final answer
    x = 137,871.11

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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.