Home / 236,800.64-326,785.60-136,192

Finding the Fourth Proportional to 236,800.64, 326,785.60 and 136,192

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Solution

The fourth proportional to 236,800.64, 326,785.60 and 136,192 is: 187,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,800.64 : 326,785.60 = 136,192 : x
  2. Step 2: Convert to fraction form
    236,800.64/326,785.60 = 136,192/x
  3. Step 3: Cross multiply
    236,800.64x = 326,785.60 × 136,192
  4. Step 4: Simplify right side
    236,800.64x = 44,505,584,435.20
  5. Step 5: Solve for x
    x = 44,505,584,435.20/236,800.64
  6. Step 6: Final answer
    x = 187,945.37

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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.