Home / 51,194.40-70,647.09-29,687.99

Finding the Fourth Proportional to 51,194.40, 70,647.09 and 29,687.99

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Solution

The fourth proportional to 51,194.40, 70,647.09 and 29,687.99 is: 40,968.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,194.40 : 70,647.09 = 29,687.99 : x
  2. Step 2: Convert to fraction form
    51,194.40/70,647.09 = 29,687.99/x
  3. Step 3: Cross multiply
    51,194.40x = 70,647.09 × 29,687.99
  4. Step 4: Simplify right side
    51,194.40x = 2,097,370,232.97
  5. Step 5: Solve for x
    x = 2,097,370,232.97/51,194.40
  6. Step 6: Final answer
    x = 40,968.74

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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.