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Finding the Fourth Proportional to 32,672.46, 48,987.63 and 13,964.70

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Solution

The fourth proportional to 32,672.46, 48,987.63 and 13,964.70 is: 20,938.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,672.46 : 48,987.63 = 13,964.70 : x
  2. Step 2: Convert to fraction form
    32,672.46/48,987.63 = 13,964.70/x
  3. Step 3: Cross multiply
    32,672.46x = 48,987.63 × 13,964.70
  4. Step 4: Simplify right side
    32,672.46x = 684,097,556.66
  5. Step 5: Solve for x
    x = 684,097,556.66/32,672.46
  6. Step 6: Final answer
    x = 20,938.05

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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.