Home / 43,723.23-65,577.51-12,136.50

Finding the Fourth Proportional to 43,723.23, 65,577.51 and 12,136.50

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Solution

The fourth proportional to 43,723.23, 65,577.51 and 12,136.50 is: 18,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,723.23 : 65,577.51 = 12,136.50 : x
  2. Step 2: Convert to fraction form
    43,723.23/65,577.51 = 12,136.50/x
  3. Step 3: Cross multiply
    43,723.23x = 65,577.51 × 12,136.50
  4. Step 4: Simplify right side
    43,723.23x = 795,881,450.12
  5. Step 5: Solve for x
    x = 795,881,450.12/43,723.23
  6. Step 6: Final answer
    x = 18,202.71

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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.