Home / 165,026.25-227,736.50-89,574.75

Finding the Fourth Proportional to 165,026.25, 227,736.50 and 89,574.75

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Solution

The fourth proportional to 165,026.25, 227,736.50 and 89,574.75 is: 123,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,026.25 : 227,736.50 = 89,574.75 : x
  2. Step 2: Convert to fraction form
    165,026.25/227,736.50 = 89,574.75/x
  3. Step 3: Cross multiply
    165,026.25x = 227,736.50 × 89,574.75
  4. Step 4: Simplify right side
    165,026.25x = 20,399,439,605.50
  5. Step 5: Solve for x
    x = 20,399,439,605.50/165,026.25
  6. Step 6: Final answer
    x = 123,613.30

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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.