Home / 39,175.84-58,759.28-11,476.64

Finding the Fourth Proportional to 39,175.84, 58,759.28 and 11,476.64

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Solution

The fourth proportional to 39,175.84, 58,759.28 and 11,476.64 is: 17,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,175.84 : 58,759.28 = 11,476.64 : x
  2. Step 2: Convert to fraction form
    39,175.84/58,759.28 = 11,476.64/x
  3. Step 3: Cross multiply
    39,175.84x = 58,759.28 × 11,476.64
  4. Step 4: Simplify right side
    39,175.84x = 674,359,103.22
  5. Step 5: Solve for x
    x = 674,359,103.22/39,175.84
  6. Step 6: Final answer
    x = 17,213.65

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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.