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Finding the Fourth Proportional to 165,069.40, 227,801.22 and 93,447.94

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Solution

The fourth proportional to 165,069.40, 227,801.22 and 93,447.94 is: 128,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,069.40 : 227,801.22 = 93,447.94 : x
  2. Step 2: Convert to fraction form
    165,069.40/227,801.22 = 93,447.94/x
  3. Step 3: Cross multiply
    165,069.40x = 227,801.22 × 93,447.94
  4. Step 4: Simplify right side
    165,069.40x = 21,287,554,738.49
  5. Step 5: Solve for x
    x = 21,287,554,738.49/165,069.40
  6. Step 6: Final answer
    x = 128,961.24

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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.