Home / 63,729.55-95,573.86-21,025.38

Finding the Fourth Proportional to 63,729.55, 95,573.86 and 21,025.38

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Solution

The fourth proportional to 63,729.55, 95,573.86 and 21,025.38 is: 31,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,729.55 : 95,573.86 = 21,025.38 : x
  2. Step 2: Convert to fraction form
    63,729.55/95,573.86 = 21,025.38/x
  3. Step 3: Cross multiply
    63,729.55x = 95,573.86 × 21,025.38
  4. Step 4: Simplify right side
    63,729.55x = 2,009,476,724.57
  5. Step 5: Solve for x
    x = 2,009,476,724.57/63,729.55
  6. Step 6: Final answer
    x = 31,531.32

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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.