Home / 51,760.84-71,432.50-29,106.96

Finding the Fourth Proportional to 51,760.84, 71,432.50 and 29,106.96

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Solution

The fourth proportional to 51,760.84, 71,432.50 and 29,106.96 is: 40,169.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760.84 : 71,432.50 = 29,106.96 : x
  2. Step 2: Convert to fraction form
    51,760.84/71,432.50 = 29,106.96/x
  3. Step 3: Cross multiply
    51,760.84x = 71,432.50 × 29,106.96
  4. Step 4: Simplify right side
    51,760.84x = 2,079,182,920.20
  5. Step 5: Solve for x
    x = 2,079,182,920.20/51,760.84
  6. Step 6: Final answer
    x = 40,169.03

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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.