Home / 55,416.81-76,472.04-32,757.90

Finding the Fourth Proportional to 55,416.81, 76,472.04 and 32,757.90

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Solution

The fourth proportional to 55,416.81, 76,472.04 and 32,757.90 is: 45,204.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,416.81 : 76,472.04 = 32,757.90 : x
  2. Step 2: Convert to fraction form
    55,416.81/76,472.04 = 32,757.90/x
  3. Step 3: Cross multiply
    55,416.81x = 76,472.04 × 32,757.90
  4. Step 4: Simplify right side
    55,416.81x = 2,505,063,439.12
  5. Step 5: Solve for x
    x = 2,505,063,439.12/55,416.81
  6. Step 6: Final answer
    x = 45,204.04

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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.