Home / 63,370.39-87,455.36-36,514.64

Finding the Fourth Proportional to 63,370.39, 87,455.36 and 36,514.64

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Solution

The fourth proportional to 63,370.39, 87,455.36 and 36,514.64 is: 50,392.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,370.39 : 87,455.36 = 36,514.64 : x
  2. Step 2: Convert to fraction form
    63,370.39/87,455.36 = 36,514.64/x
  3. Step 3: Cross multiply
    63,370.39x = 87,455.36 × 36,514.64
  4. Step 4: Simplify right side
    63,370.39x = 3,193,400,986.47
  5. Step 5: Solve for x
    x = 3,193,400,986.47/63,370.39
  6. Step 6: Final answer
    x = 50,392.64

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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.