Home / 165,573.15-228,493.34-92,991.75

Finding the Fourth Proportional to 165,573.15, 228,493.34 and 92,991.75

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Solution

The fourth proportional to 165,573.15, 228,493.34 and 92,991.75 is: 128,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,573.15 : 228,493.34 = 92,991.75 : x
  2. Step 2: Convert to fraction form
    165,573.15/228,493.34 = 92,991.75/x
  3. Step 3: Cross multiply
    165,573.15x = 228,493.34 × 92,991.75
  4. Step 4: Simplify right side
    165,573.15x = 21,247,995,549.95
  5. Step 5: Solve for x
    x = 21,247,995,549.95/165,573.15
  6. Step 6: Final answer
    x = 128,329.96

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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.