Home / 34,742.28-52,115.82-13,965.84

Finding the Fourth Proportional to 34,742.28, 52,115.82 and 13,965.84

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Solution

The fourth proportional to 34,742.28, 52,115.82 and 13,965.84 is: 20,949.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.28 : 52,115.82 = 13,965.84 : x
  2. Step 2: Convert to fraction form
    34,742.28/52,115.82 = 13,965.84/x
  3. Step 3: Cross multiply
    34,742.28x = 52,115.82 × 13,965.84
  4. Step 4: Simplify right side
    34,742.28x = 727,841,203.59
  5. Step 5: Solve for x
    x = 727,841,203.59/34,742.28
  6. Step 6: Final answer
    x = 20,949.72

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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.