Home / 165,039.86-227,760.43-93,418.34

Finding the Fourth Proportional to 165,039.86, 227,760.43 and 93,418.34

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Solution

The fourth proportional to 165,039.86, 227,760.43 and 93,418.34 is: 128,920.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,039.86 : 227,760.43 = 93,418.34 : x
  2. Step 2: Convert to fraction form
    165,039.86/227,760.43 = 93,418.34/x
  3. Step 3: Cross multiply
    165,039.86x = 227,760.43 × 93,418.34
  4. Step 4: Simplify right side
    165,039.86x = 21,277,001,288.29
  5. Step 5: Solve for x
    x = 21,277,001,288.29/165,039.86
  6. Step 6: Final answer
    x = 128,920.38

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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.