Home / 134,892.40-202,338.60-127,634.80

Finding the Fourth Proportional to 134,892.40, 202,338.60 and 127,634.80

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Solution

The fourth proportional to 134,892.40, 202,338.60 and 127,634.80 is: 191,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,892.40 : 202,338.60 = 127,634.80 : x
  2. Step 2: Convert to fraction form
    134,892.40/202,338.60 = 127,634.80/x
  3. Step 3: Cross multiply
    134,892.40x = 202,338.60 × 127,634.80
  4. Step 4: Simplify right side
    134,892.40x = 25,825,446,743.28
  5. Step 5: Solve for x
    x = 25,825,446,743.28/134,892.40
  6. Step 6: Final answer
    x = 191,452.20

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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.