Home / 165,669.45-228,633.45-124,760.34

Finding the Fourth Proportional to 165,669.45, 228,633.45 and 124,760.34

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Solution

The fourth proportional to 165,669.45, 228,633.45 and 124,760.34 is: 172,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,669.45 : 228,633.45 = 124,760.34 : x
  2. Step 2: Convert to fraction form
    165,669.45/228,633.45 = 124,760.34/x
  3. Step 3: Cross multiply
    165,669.45x = 228,633.45 × 124,760.34
  4. Step 4: Simplify right side
    165,669.45x = 28,524,386,957.37
  5. Step 5: Solve for x
    x = 28,524,386,957.37/165,669.45
  6. Step 6: Final answer
    x = 172,176.51

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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.