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Finding the Fourth Proportional to 32,481.40, 48,707.70 and 14,956.60

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Solution

The fourth proportional to 32,481.40, 48,707.70 and 14,956.60 is: 22,428.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,481.40 : 48,707.70 = 14,956.60 : x
  2. Step 2: Convert to fraction form
    32,481.40/48,707.70 = 14,956.60/x
  3. Step 3: Cross multiply
    32,481.40x = 48,707.70 × 14,956.60
  4. Step 4: Simplify right side
    32,481.40x = 728,501,585.82
  5. Step 5: Solve for x
    x = 728,501,585.82/32,481.40
  6. Step 6: Final answer
    x = 22,428.27

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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.