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Finding the Fourth Proportional to 185,676.69, 256,232.07 and 100,793.64

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Solution

The fourth proportional to 185,676.69, 256,232.07 and 100,793.64 is: 139,094.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,676.69 : 256,232.07 = 100,793.64 : x
  2. Step 2: Convert to fraction form
    185,676.69/256,232.07 = 100,793.64/x
  3. Step 3: Cross multiply
    185,676.69x = 256,232.07 × 100,793.64
  4. Step 4: Simplify right side
    185,676.69x = 25,826,563,020.03
  5. Step 5: Solve for x
    x = 25,826,563,020.03/185,676.69
  6. Step 6: Final answer
    x = 139,094.27

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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.