Home / 63,720.84-95,544.36-21,586.80

Finding the Fourth Proportional to 63,720.84, 95,544.36 and 21,586.80

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Solution

The fourth proportional to 63,720.84, 95,544.36 and 21,586.80 is: 32,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,720.84 : 95,544.36 = 21,586.80 : x
  2. Step 2: Convert to fraction form
    63,720.84/95,544.36 = 21,586.80/x
  3. Step 3: Cross multiply
    63,720.84x = 95,544.36 × 21,586.80
  4. Step 4: Simplify right side
    63,720.84x = 2,062,496,990.45
  5. Step 5: Solve for x
    x = 2,062,496,990.45/63,720.84
  6. Step 6: Final answer
    x = 32,367.70

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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.