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Finding the Fourth Proportional to 32,469.90, 48,636.81 and 16,840.14

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Solution

The fourth proportional to 32,469.90, 48,636.81 and 16,840.14 is: 25,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,469.90 : 48,636.81 = 16,840.14 : x
  2. Step 2: Convert to fraction form
    32,469.90/48,636.81 = 16,840.14/x
  3. Step 3: Cross multiply
    32,469.90x = 48,636.81 × 16,840.14
  4. Step 4: Simplify right side
    32,469.90x = 819,050,689.55
  5. Step 5: Solve for x
    x = 819,050,689.55/32,469.90
  6. Step 6: Final answer
    x = 25,224.92

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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.