Home / 79,965.63-119,948.58-27,375.57

Finding the Fourth Proportional to 79,965.63, 119,948.58 and 27,375.57

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Solution

The fourth proportional to 79,965.63, 119,948.58 and 27,375.57 is: 41,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,965.63 : 119,948.58 = 27,375.57 : x
  2. Step 2: Convert to fraction form
    79,965.63/119,948.58 = 27,375.57/x
  3. Step 3: Cross multiply
    79,965.63x = 119,948.58 × 27,375.57
  4. Step 4: Simplify right side
    79,965.63x = 3,283,660,748.19
  5. Step 5: Solve for x
    x = 3,283,660,748.19/79,965.63
  6. Step 6: Final answer
    x = 41,063.40

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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.