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Finding the Fourth Proportional to 32,544.64, 44,913.54 and 18,398.80

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Solution

The fourth proportional to 32,544.64, 44,913.54 and 18,398.80 is: 25,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,544.64 : 44,913.54 = 18,398.80 : x
  2. Step 2: Convert to fraction form
    32,544.64/44,913.54 = 18,398.80/x
  3. Step 3: Cross multiply
    32,544.64x = 44,913.54 × 18,398.80
  4. Step 4: Simplify right side
    32,544.64x = 826,355,239.75
  5. Step 5: Solve for x
    x = 826,355,239.75/32,544.64
  6. Step 6: Final answer
    x = 25,391.44

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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.