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Finding the Fourth Proportional to 32,173.70, 48,247.16 and 12,440.88

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Solution

The fourth proportional to 32,173.70, 48,247.16 and 12,440.88 is: 18,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,173.70 : 48,247.16 = 12,440.88 : x
  2. Step 2: Convert to fraction form
    32,173.70/48,247.16 = 12,440.88/x
  3. Step 3: Cross multiply
    32,173.70x = 48,247.16 × 12,440.88
  4. Step 4: Simplify right side
    32,173.70x = 600,237,127.90
  5. Step 5: Solve for x
    x = 600,237,127.90/32,173.70
  6. Step 6: Final answer
    x = 18,656.14

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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.