Home / 165,238.20-228,028.95-93,623.07

Finding the Fourth Proportional to 165,238.20, 228,028.95 and 93,623.07

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Solution

The fourth proportional to 165,238.20, 228,028.95 and 93,623.07 is: 129,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,238.20 : 228,028.95 = 93,623.07 : x
  2. Step 2: Convert to fraction form
    165,238.20/228,028.95 = 93,623.07/x
  3. Step 3: Cross multiply
    165,238.20x = 228,028.95 × 93,623.07
  4. Step 4: Simplify right side
    165,238.20x = 21,348,770,347.88
  5. Step 5: Solve for x
    x = 21,348,770,347.88/165,238.20
  6. Step 6: Final answer
    x = 129,199.97

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1.5x scale

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.