Home / 43,938.56-66,207.68-36,318.08

Finding the Fourth Proportional to 43,938.56, 66,207.68 and 36,318.08

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Solution

The fourth proportional to 43,938.56, 66,207.68 and 36,318.08 is: 54,724.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,938.56 : 66,207.68 = 36,318.08 : x
  2. Step 2: Convert to fraction form
    43,938.56/66,207.68 = 36,318.08/x
  3. Step 3: Cross multiply
    43,938.56x = 66,207.68 × 36,318.08
  4. Step 4: Simplify right side
    43,938.56x = 2,404,535,818.85
  5. Step 5: Solve for x
    x = 2,404,535,818.85/43,938.56
  6. Step 6: Final answer
    x = 54,724.96

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.