Home / 51,194.88-76,786.56-14,261.76

Finding the Fourth Proportional to 51,194.88, 76,786.56 and 14,261.76

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Solution

The fourth proportional to 51,194.88, 76,786.56 and 14,261.76 is: 21,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,194.88 : 76,786.56 = 14,261.76 : x
  2. Step 2: Convert to fraction form
    51,194.88/76,786.56 = 14,261.76/x
  3. Step 3: Cross multiply
    51,194.88x = 76,786.56 × 14,261.76
  4. Step 4: Simplify right side
    51,194.88x = 1,095,111,489.95
  5. Step 5: Solve for x
    x = 1,095,111,489.95/51,194.88
  6. Step 6: Final answer
    x = 21,391.04

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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.