Home / 86,299.25-119,031.61-57,604.44

Finding the Fourth Proportional to 86,299.25, 119,031.61 and 57,604.44

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Solution

The fourth proportional to 86,299.25, 119,031.61 and 57,604.44 is: 79,453.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,299.25 : 119,031.61 = 57,604.44 : x
  2. Step 2: Convert to fraction form
    86,299.25/119,031.61 = 57,604.44/x
  3. Step 3: Cross multiply
    86,299.25x = 119,031.61 × 57,604.44
  4. Step 4: Simplify right side
    86,299.25x = 6,856,748,948.33
  5. Step 5: Solve for x
    x = 6,856,748,948.33/86,299.25
  6. Step 6: Final answer
    x = 79,453.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.