Home / 63,713.25-87,794.62-49,285.43

Finding the Fourth Proportional to 63,713.25, 87,794.62 and 49,285.43

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Solution

The fourth proportional to 63,713.25, 87,794.62 and 49,285.43 is: 67,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,713.25 : 87,794.62 = 49,285.43 : x
  2. Step 2: Convert to fraction form
    63,713.25/87,794.62 = 49,285.43/x
  3. Step 3: Cross multiply
    63,713.25x = 87,794.62 × 49,285.43
  4. Step 4: Simplify right side
    63,713.25x = 4,326,995,365.43
  5. Step 5: Solve for x
    x = 4,326,995,365.43/63,713.25
  6. Step 6: Final answer
    x = 67,913.59

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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.