Home / 165,004.07-227,705.71-89,552.57

Finding the Fourth Proportional to 165,004.07, 227,705.71 and 89,552.57

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Solution

The fourth proportional to 165,004.07, 227,705.71 and 89,552.57 is: 123,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,004.07 : 227,705.71 = 89,552.57 : x
  2. Step 2: Convert to fraction form
    165,004.07/227,705.71 = 89,552.57/x
  3. Step 3: Cross multiply
    165,004.07x = 227,705.71 × 89,552.57
  4. Step 4: Simplify right side
    165,004.07x = 20,391,630,517.15
  5. Step 5: Solve for x
    x = 20,391,630,517.15/165,004.07
  6. Step 6: Final answer
    x = 123,582.59

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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.