Home / 184,999.05-255,298.69-100,116.11

Finding the Fourth Proportional to 184,999.05, 255,298.69 and 100,116.11

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Solution

The fourth proportional to 184,999.05, 255,298.69 and 100,116.11 is: 138,160.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,999.05 : 255,298.69 = 100,116.11 : x
  2. Step 2: Convert to fraction form
    184,999.05/255,298.69 = 100,116.11/x
  3. Step 3: Cross multiply
    184,999.05x = 255,298.69 × 100,116.11
  4. Step 4: Simplify right side
    184,999.05x = 25,559,511,730.90
  5. Step 5: Solve for x
    x = 25,559,511,730.90/184,999.05
  6. Step 6: Final answer
    x = 138,160.23

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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.