Home / 55,579.88-83,336.86-22,315.72

Finding the Fourth Proportional to 55,579.88, 83,336.86 and 22,315.72

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Solution

The fourth proportional to 55,579.88, 83,336.86 and 22,315.72 is: 33,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,579.88 : 83,336.86 = 22,315.72 : x
  2. Step 2: Convert to fraction form
    55,579.88/83,336.86 = 22,315.72/x
  3. Step 3: Cross multiply
    55,579.88x = 83,336.86 × 22,315.72
  4. Step 4: Simplify right side
    55,579.88x = 1,859,722,033.44
  5. Step 5: Solve for x
    x = 1,859,722,033.44/55,579.88
  6. Step 6: Final answer
    x = 33,460.35

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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.