Home / 165,976.64-228,866.24-112,168.32

Finding the Fourth Proportional to 165,976.64, 228,866.24 and 112,168.32

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Solution

The fourth proportional to 165,976.64, 228,866.24 and 112,168.32 is: 154,669.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,976.64 : 228,866.24 = 112,168.32 : x
  2. Step 2: Convert to fraction form
    165,976.64/228,866.24 = 112,168.32/x
  3. Step 3: Cross multiply
    165,976.64x = 228,866.24 × 112,168.32
  4. Step 4: Simplify right side
    165,976.64x = 25,671,541,645.52
  5. Step 5: Solve for x
    x = 25,671,541,645.52/165,976.64
  6. Step 6: Final answer
    x = 154,669.61

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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.