Home / 63,420.64-95,111.97-39,764.13

Finding the Fourth Proportional to 63,420.64, 95,111.97 and 39,764.13

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Solution

The fourth proportional to 63,420.64, 95,111.97 and 39,764.13 is: 59,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,420.64 : 95,111.97 = 39,764.13 : x
  2. Step 2: Convert to fraction form
    63,420.64/95,111.97 = 39,764.13/x
  3. Step 3: Cross multiply
    63,420.64x = 95,111.97 × 39,764.13
  4. Step 4: Simplify right side
    63,420.64x = 3,782,044,540.82
  5. Step 5: Solve for x
    x = 3,782,044,540.82/63,420.64
  6. Step 6: Final answer
    x = 59,634.29

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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.