Home / 184,789.30-255,009.20-99,906.36

Finding the Fourth Proportional to 184,789.30, 255,009.20 and 99,906.36

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Solution

The fourth proportional to 184,789.30, 255,009.20 and 99,906.36 is: 137,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,789.30 : 255,009.20 = 99,906.36 : x
  2. Step 2: Convert to fraction form
    184,789.30/255,009.20 = 99,906.36/x
  3. Step 3: Cross multiply
    184,789.30x = 255,009.20 × 99,906.36
  4. Step 4: Simplify right side
    184,789.30x = 25,477,041,188.28
  5. Step 5: Solve for x
    x = 25,477,041,188.28/184,789.30
  6. Step 6: Final answer
    x = 137,870.76

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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.