Home / 84,891.54-127,337.47-25,727.73

Finding the Fourth Proportional to 84,891.54, 127,337.47 and 25,727.73

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Solution

The fourth proportional to 84,891.54, 127,337.47 and 25,727.73 is: 38,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,891.54 : 127,337.47 = 25,727.73 : x
  2. Step 2: Convert to fraction form
    84,891.54/127,337.47 = 25,727.73/x
  3. Step 3: Cross multiply
    84,891.54x = 127,337.47 × 25,727.73
  4. Step 4: Simplify right side
    84,891.54x = 3,276,103,505.21
  5. Step 5: Solve for x
    x = 3,276,103,505.21/84,891.54
  6. Step 6: Final answer
    x = 38,591.64

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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.