Home / 185,676.21-256,441.83-125,495.22

Finding the Fourth Proportional to 185,676.21, 256,441.83 and 125,495.22

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Solution

The fourth proportional to 185,676.21, 256,441.83 and 125,495.22 is: 173,324.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,676.21 : 256,441.83 = 125,495.22 : x
  2. Step 2: Convert to fraction form
    185,676.21/256,441.83 = 125,495.22/x
  3. Step 3: Cross multiply
    185,676.21x = 256,441.83 × 125,495.22
  4. Step 4: Simplify right side
    185,676.21x = 32,182,223,873.05
  5. Step 5: Solve for x
    x = 32,182,223,873.05/185,676.21
  6. Step 6: Final answer
    x = 173,324.43

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1.5x scale

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.