Home / 166,814.80-230,221-95,205.68

Finding the Fourth Proportional to 166,814.80, 230,221 and 95,205.68

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Solution

The fourth proportional to 166,814.80, 230,221 and 95,205.68 is: 131,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,814.80 : 230,221 = 95,205.68 : x
  2. Step 2: Convert to fraction form
    166,814.80/230,221 = 95,205.68/x
  3. Step 3: Cross multiply
    166,814.80x = 230,221 × 95,205.68
  4. Step 4: Simplify right side
    166,814.80x = 21,918,346,855.28
  5. Step 5: Solve for x
    x = 21,918,346,855.28/166,814.80
  6. Step 6: Final answer
    x = 131,393.30

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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.