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Finding the Fourth Proportional to 38,503.89, 57,783.48 and 16,323.48

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Solution

The fourth proportional to 38,503.89, 57,783.48 and 16,323.48 is: 24,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503.89 : 57,783.48 = 16,323.48 : x
  2. Step 2: Convert to fraction form
    38,503.89/57,783.48 = 16,323.48/x
  3. Step 3: Cross multiply
    38,503.89x = 57,783.48 × 16,323.48
  4. Step 4: Simplify right side
    38,503.89x = 943,227,480.11
  5. Step 5: Solve for x
    x = 943,227,480.11/38,503.89
  6. Step 6: Final answer
    x = 24,496.94

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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.