Home / 52,568.96-72,580.56-40,447.88

Finding the Fourth Proportional to 52,568.96, 72,580.56 and 40,447.88

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Solution

The fourth proportional to 52,568.96, 72,580.56 and 40,447.88 is: 55,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,568.96 : 72,580.56 = 40,447.88 : x
  2. Step 2: Convert to fraction form
    52,568.96/72,580.56 = 40,447.88/x
  3. Step 3: Cross multiply
    52,568.96x = 72,580.56 × 40,447.88
  4. Step 4: Simplify right side
    52,568.96x = 2,935,729,781.21
  5. Step 5: Solve for x
    x = 2,935,729,781.21/52,568.96
  6. Step 6: Final answer
    x = 55,845.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.