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Finding the Fourth Proportional to 63,536.52, 87,680.80 and 35,242.68

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Solution

The fourth proportional to 63,536.52, 87,680.80 and 35,242.68 is: 48,635.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,536.52 : 87,680.80 = 35,242.68 : x
  2. Step 2: Convert to fraction form
    63,536.52/87,680.80 = 35,242.68/x
  3. Step 3: Cross multiply
    63,536.52x = 87,680.80 × 35,242.68
  4. Step 4: Simplify right side
    63,536.52x = 3,090,106,376.54
  5. Step 5: Solve for x
    x = 3,090,106,376.54/63,536.52
  6. Step 6: Final answer
    x = 48,635.12

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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.