Home / 184,079.10-276,121.20-121,301.10

Finding the Fourth Proportional to 184,079.10, 276,121.20 and 121,301.10

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Solution

The fourth proportional to 184,079.10, 276,121.20 and 121,301.10 is: 181,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,079.10 : 276,121.20 = 121,301.10 : x
  2. Step 2: Convert to fraction form
    184,079.10/276,121.20 = 121,301.10/x
  3. Step 3: Cross multiply
    184,079.10x = 276,121.20 × 121,301.10
  4. Step 4: Simplify right side
    184,079.10x = 33,493,805,293.32
  5. Step 5: Solve for x
    x = 33,493,805,293.32/184,079.10
  6. Step 6: Final answer
    x = 181,953.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.