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Finding the Fourth Proportional to 163,523.64, 225,724.30 and 95,562.76

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Solution

The fourth proportional to 163,523.64, 225,724.30 and 95,562.76 is: 131,912.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,523.64 : 225,724.30 = 95,562.76 : x
  2. Step 2: Convert to fraction form
    163,523.64/225,724.30 = 95,562.76/x
  3. Step 3: Cross multiply
    163,523.64x = 225,724.30 × 95,562.76
  4. Step 4: Simplify right side
    163,523.64x = 21,570,837,107.07
  5. Step 5: Solve for x
    x = 21,570,837,107.07/163,523.64
  6. Step 6: Final answer
    x = 131,912.65

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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.