Home / 43,792.56-65,683.08-12,204.72

Finding the Fourth Proportional to 43,792.56, 65,683.08 and 12,204.72

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Solution

The fourth proportional to 43,792.56, 65,683.08 and 12,204.72 is: 18,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,792.56 : 65,683.08 = 12,204.72 : x
  2. Step 2: Convert to fraction form
    43,792.56/65,683.08 = 12,204.72/x
  3. Step 3: Cross multiply
    43,792.56x = 65,683.08 × 12,204.72
  4. Step 4: Simplify right side
    43,792.56x = 801,643,600.14
  5. Step 5: Solve for x
    x = 801,643,600.14/43,792.56
  6. Step 6: Final answer
    x = 18,305.47

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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.