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Finding the Fourth Proportional to 132,892.56, 199,304.88 and 39,376.44

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Solution

The fourth proportional to 132,892.56, 199,304.88 and 39,376.44 is: 59,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,892.56 : 199,304.88 = 39,376.44 : x
  2. Step 2: Convert to fraction form
    132,892.56/199,304.88 = 39,376.44/x
  3. Step 3: Cross multiply
    132,892.56x = 199,304.88 × 39,376.44
  4. Step 4: Simplify right side
    132,892.56x = 7,847,916,649.03
  5. Step 5: Solve for x
    x = 7,847,916,649.03/132,892.56
  6. Step 6: Final answer
    x = 59,054.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.