Home / 84,961.41-127,433.88-25,797.59

Finding the Fourth Proportional to 84,961.41, 127,433.88 and 25,797.59

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Solution

The fourth proportional to 84,961.41, 127,433.88 and 25,797.59 is: 38,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,961.41 : 127,433.88 = 25,797.59 : x
  2. Step 2: Convert to fraction form
    84,961.41/127,433.88 = 25,797.59/x
  3. Step 3: Cross multiply
    84,961.41x = 127,433.88 × 25,797.59
  4. Step 4: Simplify right side
    84,961.41x = 3,287,486,988.35
  5. Step 5: Solve for x
    x = 3,287,486,988.35/84,961.41
  6. Step 6: Final answer
    x = 38,693.88

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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.