Home / 63,536.08-87,696.92-39,648.36

Finding the Fourth Proportional to 63,536.08, 87,696.92 and 39,648.36

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Solution

The fourth proportional to 63,536.08, 87,696.92 and 39,648.36 is: 54,725.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,536.08 : 87,696.92 = 39,648.36 : x
  2. Step 2: Convert to fraction form
    63,536.08/87,696.92 = 39,648.36/x
  3. Step 3: Cross multiply
    63,536.08x = 87,696.92 × 39,648.36
  4. Step 4: Simplify right side
    63,536.08x = 3,477,039,055.05
  5. Step 5: Solve for x
    x = 3,477,039,055.05/63,536.08
  6. Step 6: Final answer
    x = 54,725.43

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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.