Home / 43,372.70-65,083.66-19,999.14

Finding the Fourth Proportional to 43,372.70, 65,083.66 and 19,999.14

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Solution

The fourth proportional to 43,372.70, 65,083.66 and 19,999.14 is: 30,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,372.70 : 65,083.66 = 19,999.14 : x
  2. Step 2: Convert to fraction form
    43,372.70/65,083.66 = 19,999.14/x
  3. Step 3: Cross multiply
    43,372.70x = 65,083.66 × 19,999.14
  4. Step 4: Simplify right side
    43,372.70x = 1,301,617,228.05
  5. Step 5: Solve for x
    x = 1,301,617,228.05/43,372.70
  6. Step 6: Final answer
    x = 30,010.06

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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.