Home / 179,780.08-269,676.36-67,448.80

Finding the Fourth Proportional to 179,780.08, 269,676.36 and 67,448.80

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Solution

The fourth proportional to 179,780.08, 269,676.36 and 67,448.80 is: 101,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,780.08 : 269,676.36 = 67,448.80 : x
  2. Step 2: Convert to fraction form
    179,780.08/269,676.36 = 67,448.80/x
  3. Step 3: Cross multiply
    179,780.08x = 269,676.36 × 67,448.80
  4. Step 4: Simplify right side
    179,780.08x = 18,189,346,870.37
  5. Step 5: Solve for x
    x = 18,189,346,870.37/179,780.08
  6. Step 6: Final answer
    x = 101,175.54

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1.5x scale

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.