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Finding the Fourth Proportional to 164,573.55, 227,201.88 and 103,383.56

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Solution

The fourth proportional to 164,573.55, 227,201.88 and 103,383.56 is: 142,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,573.55 : 227,201.88 = 103,383.56 : x
  2. Step 2: Convert to fraction form
    164,573.55/227,201.88 = 103,383.56/x
  3. Step 3: Cross multiply
    164,573.55x = 227,201.88 × 103,383.56
  4. Step 4: Simplify right side
    164,573.55x = 23,488,940,148.79
  5. Step 5: Solve for x
    x = 23,488,940,148.79/164,573.55
  6. Step 6: Final answer
    x = 142,726.10

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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.