Home / 63,438.17-87,544.64-36,580.29

Finding the Fourth Proportional to 63,438.17, 87,544.64 and 36,580.29

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Solution

The fourth proportional to 63,438.17, 87,544.64 and 36,580.29 is: 50,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,438.17 : 87,544.64 = 36,580.29 : x
  2. Step 2: Convert to fraction form
    63,438.17/87,544.64 = 36,580.29/x
  3. Step 3: Cross multiply
    63,438.17x = 87,544.64 × 36,580.29
  4. Step 4: Simplify right side
    63,438.17x = 3,202,408,136.24
  5. Step 5: Solve for x
    x = 3,202,408,136.24/63,438.17
  6. Step 6: Final answer
    x = 50,480.78

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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.