Home / 51,634.53-77,445.65-14,198.40

Finding the Fourth Proportional to 51,634.53, 77,445.65 and 14,198.40

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Solution

The fourth proportional to 51,634.53, 77,445.65 and 14,198.40 is: 21,295.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,634.53 : 77,445.65 = 14,198.40 : x
  2. Step 2: Convert to fraction form
    51,634.53/77,445.65 = 14,198.40/x
  3. Step 3: Cross multiply
    51,634.53x = 77,445.65 × 14,198.40
  4. Step 4: Simplify right side
    51,634.53x = 1,099,604,245.97
  5. Step 5: Solve for x
    x = 1,099,604,245.97/51,634.53
  6. Step 6: Final answer
    x = 21,295.91

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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.