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Finding the Fourth Proportional to 165,190.29, 227,955.29 and 93,568.87

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Solution

The fourth proportional to 165,190.29, 227,955.29 and 93,568.87 is: 129,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,190.29 : 227,955.29 = 93,568.87 : x
  2. Step 2: Convert to fraction form
    165,190.29/227,955.29 = 93,568.87/x
  3. Step 3: Cross multiply
    165,190.29x = 227,955.29 × 93,568.87
  4. Step 4: Simplify right side
    165,190.29x = 21,329,518,895.82
  5. Step 5: Solve for x
    x = 21,329,518,895.82/165,190.29
  6. Step 6: Final answer
    x = 129,120.90

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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.