Home / 34,220.35-51,302.73-13,149.52

Finding the Fourth Proportional to 34,220.35, 51,302.73 and 13,149.52

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Solution

The fourth proportional to 34,220.35, 51,302.73 and 13,149.52 is: 19,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,220.35 : 51,302.73 = 13,149.52 : x
  2. Step 2: Convert to fraction form
    34,220.35/51,302.73 = 13,149.52/x
  3. Step 3: Cross multiply
    34,220.35x = 51,302.73 × 13,149.52
  4. Step 4: Simplify right side
    34,220.35x = 674,606,274.19
  5. Step 5: Solve for x
    x = 674,606,274.19/34,220.35
  6. Step 6: Final answer
    x = 19,713.60

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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.