Home / 165,071.46-228,004.76-127,289.82

Finding the Fourth Proportional to 165,071.46, 228,004.76 and 127,289.82

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Solution

The fourth proportional to 165,071.46, 228,004.76 and 127,289.82 is: 175,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,071.46 : 228,004.76 = 127,289.82 : x
  2. Step 2: Convert to fraction form
    165,071.46/228,004.76 = 127,289.82/x
  3. Step 3: Cross multiply
    165,071.46x = 228,004.76 × 127,289.82
  4. Step 4: Simplify right side
    165,071.46x = 29,022,684,859.54
  5. Step 5: Solve for x
    x = 29,022,684,859.54/165,071.46
  6. Step 6: Final answer
    x = 175,818.91

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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.