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Finding the Fourth Proportional to 168,974.64, 233,184.12 and 93,520.56

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Solution

The fourth proportional to 168,974.64, 233,184.12 and 93,520.56 is: 129,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,974.64 : 233,184.12 = 93,520.56 : x
  2. Step 2: Convert to fraction form
    168,974.64/233,184.12 = 93,520.56/x
  3. Step 3: Cross multiply
    168,974.64x = 233,184.12 × 93,520.56
  4. Step 4: Simplify right side
    168,974.64x = 21,807,509,485.51
  5. Step 5: Solve for x
    x = 21,807,509,485.51/168,974.64
  6. Step 6: Final answer
    x = 129,057.88

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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.