Home / 63,537.78-87,682.56-35,245.28

Finding the Fourth Proportional to 63,537.78, 87,682.56 and 35,245.28

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Solution

The fourth proportional to 63,537.78, 87,682.56 and 35,245.28 is: 48,638.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,537.78 : 87,682.56 = 35,245.28 : x
  2. Step 2: Convert to fraction form
    63,537.78/87,682.56 = 35,245.28/x
  3. Step 3: Cross multiply
    63,537.78x = 87,682.56 × 35,245.28
  4. Step 4: Simplify right side
    63,537.78x = 3,090,396,378.32
  5. Step 5: Solve for x
    x = 3,090,396,378.32/63,537.78
  6. Step 6: Final answer
    x = 48,638.72

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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.