Home / 195,464.70-269,770.23-123,851.39

Finding the Fourth Proportional to 195,464.70, 269,770.23 and 123,851.39

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Solution

The fourth proportional to 195,464.70, 269,770.23 and 123,851.39 is: 170,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,464.70 : 269,770.23 = 123,851.39 : x
  2. Step 2: Convert to fraction form
    195,464.70/269,770.23 = 123,851.39/x
  3. Step 3: Cross multiply
    195,464.70x = 269,770.23 × 123,851.39
  4. Step 4: Simplify right side
    195,464.70x = 33,411,416,617.27
  5. Step 5: Solve for x
    x = 33,411,416,617.27/195,464.70
  6. Step 6: Final answer
    x = 170,933.25

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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.