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Finding the Fourth Proportional to 63,615.80, 95,342.10 and 35,535.80

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Solution

The fourth proportional to 63,615.80, 95,342.10 and 35,535.80 is: 53,258.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,615.80 : 95,342.10 = 35,535.80 : x
  2. Step 2: Convert to fraction form
    63,615.80/95,342.10 = 35,535.80/x
  3. Step 3: Cross multiply
    63,615.80x = 95,342.10 × 35,535.80
  4. Step 4: Simplify right side
    63,615.80x = 3,388,057,797.18
  5. Step 5: Solve for x
    x = 3,388,057,797.18/63,615.80
  6. Step 6: Final answer
    x = 53,258.12

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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.