Home / 100,747.10-150,996.08-50,841.47

Finding the Fourth Proportional to 100,747.10, 150,996.08 and 50,841.47

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Solution

The fourth proportional to 100,747.10, 150,996.08 and 50,841.47 is: 76,199.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,747.10 : 150,996.08 = 50,841.47 : x
  2. Step 2: Convert to fraction form
    100,747.10/150,996.08 = 50,841.47/x
  3. Step 3: Cross multiply
    100,747.10x = 150,996.08 × 50,841.47
  4. Step 4: Simplify right side
    100,747.10x = 7,676,861,916.46
  5. Step 5: Solve for x
    x = 7,676,861,916.46/100,747.10
  6. Step 6: Final answer
    x = 76,199.34

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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.