Home / 34,000.86-51,001.30-12,936.03

Finding the Fourth Proportional to 34,000.86, 51,001.30 and 12,936.03

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Solution

The fourth proportional to 34,000.86, 51,001.30 and 12,936.03 is: 19,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,000.86 : 51,001.30 = 12,936.03 : x
  2. Step 2: Convert to fraction form
    34,000.86/51,001.30 = 12,936.03/x
  3. Step 3: Cross multiply
    34,000.86x = 51,001.30 × 12,936.03
  4. Step 4: Simplify right side
    34,000.86x = 659,754,346.84
  5. Step 5: Solve for x
    x = 659,754,346.84/34,000.86
  6. Step 6: Final answer
    x = 19,404.05

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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.