Home / 51,284.98-76,909.23-19,697.41

Finding the Fourth Proportional to 51,284.98, 76,909.23 and 19,697.41

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Solution

The fourth proportional to 51,284.98, 76,909.23 and 19,697.41 is: 29,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,284.98 : 76,909.23 = 19,697.41 : x
  2. Step 2: Convert to fraction form
    51,284.98/76,909.23 = 19,697.41/x
  3. Step 3: Cross multiply
    51,284.98x = 76,909.23 × 19,697.41
  4. Step 4: Simplify right side
    51,284.98x = 1,514,912,636.09
  5. Step 5: Solve for x
    x = 1,514,912,636.09/51,284.98
  6. Step 6: Final answer
    x = 29,539.11

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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.