Home / 165,200.41-227,990.51-92,602.15

Finding the Fourth Proportional to 165,200.41, 227,990.51 and 92,602.15

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Solution

The fourth proportional to 165,200.41, 227,990.51 and 92,602.15 is: 127,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,200.41 : 227,990.51 = 92,602.15 : x
  2. Step 2: Convert to fraction form
    165,200.41/227,990.51 = 92,602.15/x
  3. Step 3: Cross multiply
    165,200.41x = 227,990.51 × 92,602.15
  4. Step 4: Simplify right side
    165,200.41x = 21,112,410,800.80
  5. Step 5: Solve for x
    x = 21,112,410,800.80/165,200.41
  6. Step 6: Final answer
    x = 127,798.78

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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.