Home / 102,556.68-153,853.08-35,072.85

Finding the Fourth Proportional to 102,556.68, 153,853.08 and 35,072.85

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Solution

The fourth proportional to 102,556.68, 153,853.08 and 35,072.85 is: 52,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,556.68 : 153,853.08 = 35,072.85 : x
  2. Step 2: Convert to fraction form
    102,556.68/153,853.08 = 35,072.85/x
  3. Step 3: Cross multiply
    102,556.68x = 153,853.08 × 35,072.85
  4. Step 4: Simplify right side
    102,556.68x = 5,396,065,996.88
  5. Step 5: Solve for x
    x = 5,396,065,996.88/102,556.68
  6. Step 6: Final answer
    x = 52,615.45

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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.