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Finding the Fourth Proportional to 32,585.00, 44,972.10 and 20,649.42

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Solution

The fourth proportional to 32,585.00, 44,972.10 and 20,649.42 is: 28,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,585.00 : 44,972.10 = 20,649.42 : x
  2. Step 2: Convert to fraction form
    32,585.00/44,972.10 = 20,649.42/x
  3. Step 3: Cross multiply
    32,585.00x = 44,972.10 × 20,649.42
  4. Step 4: Simplify right side
    32,585.00x = 928,647,781.18
  5. Step 5: Solve for x
    x = 928,647,781.18/32,585.00
  6. Step 6: Final answer
    x = 28,499.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.