Home / 43,670.96-65,531.84-18,368.62

Finding the Fourth Proportional to 43,670.96, 65,531.84 and 18,368.62

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Solution

The fourth proportional to 43,670.96, 65,531.84 and 18,368.62 is: 27,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,670.96 : 65,531.84 = 18,368.62 : x
  2. Step 2: Convert to fraction form
    43,670.96/65,531.84 = 18,368.62/x
  3. Step 3: Cross multiply
    43,670.96x = 65,531.84 × 18,368.62
  4. Step 4: Simplify right side
    43,670.96x = 1,203,729,211.19
  5. Step 5: Solve for x
    x = 1,203,729,211.19/43,670.96
  6. Step 6: Final answer
    x = 27,563.61

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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.