Home / 43,699.56-65,537.39-12,102.08

Finding the Fourth Proportional to 43,699.56, 65,537.39 and 12,102.08

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Solution

The fourth proportional to 43,699.56, 65,537.39 and 12,102.08 is: 18,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,699.56 : 65,537.39 = 12,102.08 : x
  2. Step 2: Convert to fraction form
    43,699.56/65,537.39 = 12,102.08/x
  3. Step 3: Cross multiply
    43,699.56x = 65,537.39 × 12,102.08
  4. Step 4: Simplify right side
    43,699.56x = 793,138,348.57
  5. Step 5: Solve for x
    x = 793,138,348.57/43,699.56
  6. Step 6: Final answer
    x = 18,149.80

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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.