Home / 184,422.40-276,633.60-121,436.80

Finding the Fourth Proportional to 184,422.40, 276,633.60 and 121,436.80

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Solution

The fourth proportional to 184,422.40, 276,633.60 and 121,436.80 is: 182,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,422.40 : 276,633.60 = 121,436.80 : x
  2. Step 2: Convert to fraction form
    184,422.40/276,633.60 = 121,436.80/x
  3. Step 3: Cross multiply
    184,422.40x = 276,633.60 × 121,436.80
  4. Step 4: Simplify right side
    184,422.40x = 33,593,499,156.48
  5. Step 5: Solve for x
    x = 33,593,499,156.48/184,422.40
  6. Step 6: Final answer
    x = 182,155.20

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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.