Home / 34,542.06-51,800.40-12,349.42

Finding the Fourth Proportional to 34,542.06, 51,800.40 and 12,349.42

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Solution

The fourth proportional to 34,542.06, 51,800.40 and 12,349.42 is: 18,519.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,542.06 : 51,800.40 = 12,349.42 : x
  2. Step 2: Convert to fraction form
    34,542.06/51,800.40 = 12,349.42/x
  3. Step 3: Cross multiply
    34,542.06x = 51,800.40 × 12,349.42
  4. Step 4: Simplify right side
    34,542.06x = 639,704,895.77
  5. Step 5: Solve for x
    x = 639,704,895.77/34,542.06
  6. Step 6: Final answer
    x = 18,519.59

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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.