Home / 43,703.37-65,553.33-12,538.62

Finding the Fourth Proportional to 43,703.37, 65,553.33 and 12,538.62

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Solution

The fourth proportional to 43,703.37, 65,553.33 and 12,538.62 is: 18,807.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,703.37 : 65,553.33 = 12,538.62 : x
  2. Step 2: Convert to fraction form
    43,703.37/65,553.33 = 12,538.62/x
  3. Step 3: Cross multiply
    43,703.37x = 65,553.33 × 12,538.62
  4. Step 4: Simplify right side
    43,703.37x = 821,948,294.60
  5. Step 5: Solve for x
    x = 821,948,294.60/43,703.37
  6. Step 6: Final answer
    x = 18,807.44

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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.