Home / 109,367.04-150,922.20-61,629.96

Finding the Fourth Proportional to 109,367.04, 150,922.20 and 61,629.96

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Solution

The fourth proportional to 109,367.04, 150,922.20 and 61,629.96 is: 85,046.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,367.04 : 150,922.20 = 61,629.96 : x
  2. Step 2: Convert to fraction form
    109,367.04/150,922.20 = 61,629.96/x
  3. Step 3: Cross multiply
    109,367.04x = 150,922.20 × 61,629.96
  4. Step 4: Simplify right side
    109,367.04x = 9,301,329,149.11
  5. Step 5: Solve for x
    x = 9,301,329,149.11/109,367.04
  6. Step 6: Final answer
    x = 85,046.91

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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.