Home / 34,140.24-51,219.65-10,447.26

Finding the Fourth Proportional to 34,140.24, 51,219.65 and 10,447.26

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Solution

The fourth proportional to 34,140.24, 51,219.65 and 10,447.26 is: 15,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.24 : 51,219.65 = 10,447.26 : x
  2. Step 2: Convert to fraction form
    34,140.24/51,219.65 = 10,447.26/x
  3. Step 3: Cross multiply
    34,140.24x = 51,219.65 × 10,447.26
  4. Step 4: Simplify right side
    34,140.24x = 535,105,000.66
  5. Step 5: Solve for x
    x = 535,105,000.66/34,140.24
  6. Step 6: Final answer
    x = 15,673.73

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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.