Home / 165,474.24-228,351.28-91,884.16

Finding the Fourth Proportional to 165,474.24, 228,351.28 and 91,884.16

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Solution

The fourth proportional to 165,474.24, 228,351.28 and 91,884.16 is: 126,798.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,474.24 : 228,351.28 = 91,884.16 : x
  2. Step 2: Convert to fraction form
    165,474.24/228,351.28 = 91,884.16/x
  3. Step 3: Cross multiply
    165,474.24x = 228,351.28 × 91,884.16
  4. Step 4: Simplify right side
    165,474.24x = 20,981,865,547.72
  5. Step 5: Solve for x
    x = 20,981,865,547.72/165,474.24
  6. Step 6: Final answer
    x = 126,798.38

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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.