Home / 165,551.24-228,461.72-90,100.52

Finding the Fourth Proportional to 165,551.24, 228,461.72 and 90,100.52

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Solution

The fourth proportional to 165,551.24, 228,461.72 and 90,100.52 is: 124,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,551.24 : 228,461.72 = 90,100.52 : x
  2. Step 2: Convert to fraction form
    165,551.24/228,461.72 = 90,100.52/x
  3. Step 3: Cross multiply
    165,551.24x = 228,461.72 × 90,100.52
  4. Step 4: Simplify right side
    165,551.24x = 20,584,519,772.09
  5. Step 5: Solve for x
    x = 20,584,519,772.09/165,551.24
  6. Step 6: Final answer
    x = 124,339.27

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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.