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Finding the Fourth Proportional to 169,171.44, 233,464.92 and 93,720.24

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Solution

The fourth proportional to 169,171.44, 233,464.92 and 93,720.24 is: 129,338.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,171.44 : 233,464.92 = 93,720.24 : x
  2. Step 2: Convert to fraction form
    169,171.44/233,464.92 = 93,720.24/x
  3. Step 3: Cross multiply
    169,171.44x = 233,464.92 × 93,720.24
  4. Step 4: Simplify right side
    169,171.44x = 21,880,388,333.98
  5. Step 5: Solve for x
    x = 21,880,388,333.98/169,171.44
  6. Step 6: Final answer
    x = 129,338.55

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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.