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Finding the Fourth Proportional to 32,503.35, 44,867.54 and 20,400.60

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Solution

The fourth proportional to 32,503.35, 44,867.54 and 20,400.60 is: 28,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,503.35 : 44,867.54 = 20,400.60 : x
  2. Step 2: Convert to fraction form
    32,503.35/44,867.54 = 20,400.60/x
  3. Step 3: Cross multiply
    32,503.35x = 44,867.54 × 20,400.60
  4. Step 4: Simplify right side
    32,503.35x = 915,324,787.53
  5. Step 5: Solve for x
    x = 915,324,787.53/32,503.35
  6. Step 6: Final answer
    x = 28,160.94

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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.