Home / 136,296.45-204,477.45-57,433.23

Finding the Fourth Proportional to 136,296.45, 204,477.45 and 57,433.23

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Solution

The fourth proportional to 136,296.45, 204,477.45 and 57,433.23 is: 86,163.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,296.45 : 204,477.45 = 57,433.23 : x
  2. Step 2: Convert to fraction form
    136,296.45/204,477.45 = 57,433.23/x
  3. Step 3: Cross multiply
    136,296.45x = 204,477.45 × 57,433.23
  4. Step 4: Simplify right side
    136,296.45x = 11,743,800,415.66
  5. Step 5: Solve for x
    x = 11,743,800,415.66/136,296.45
  6. Step 6: Final answer
    x = 86,163.66

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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.