Home / 195,533.04-269,654.76-123,790.80

Finding the Fourth Proportional to 195,533.04, 269,654.76 and 123,790.80

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Solution

The fourth proportional to 195,533.04, 269,654.76 and 123,790.80 is: 170,716.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,533.04 : 269,654.76 = 123,790.80 : x
  2. Step 2: Convert to fraction form
    195,533.04/269,654.76 = 123,790.80/x
  3. Step 3: Cross multiply
    195,533.04x = 269,654.76 × 123,790.80
  4. Step 4: Simplify right side
    195,533.04x = 33,380,778,464.21
  5. Step 5: Solve for x
    x = 33,380,778,464.21/195,533.04
  6. Step 6: Final answer
    x = 170,716.82

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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.