Home / 43,858.56-65,792.01-12,268.63

Finding the Fourth Proportional to 43,858.56, 65,792.01 and 12,268.63

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Solution

The fourth proportional to 43,858.56, 65,792.01 and 12,268.63 is: 18,404.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,858.56 : 65,792.01 = 12,268.63 : x
  2. Step 2: Convert to fraction form
    43,858.56/65,792.01 = 12,268.63/x
  3. Step 3: Cross multiply
    43,858.56x = 65,792.01 × 12,268.63
  4. Step 4: Simplify right side
    43,858.56x = 807,177,955.89
  5. Step 5: Solve for x
    x = 807,177,955.89/43,858.56
  6. Step 6: Final answer
    x = 18,404.11

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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.