Home / 104,628.38-156,942.56-34,513.16

Finding the Fourth Proportional to 104,628.38, 156,942.56 and 34,513.16

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Solution

The fourth proportional to 104,628.38, 156,942.56 and 34,513.16 is: 51,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,628.38 : 156,942.56 = 34,513.16 : x
  2. Step 2: Convert to fraction form
    104,628.38/156,942.56 = 34,513.16/x
  3. Step 3: Cross multiply
    104,628.38x = 156,942.56 × 34,513.16
  4. Step 4: Simplify right side
    104,628.38x = 5,416,582,985.66
  5. Step 5: Solve for x
    x = 5,416,582,985.66/104,628.38
  6. Step 6: Final answer
    x = 51,769.73

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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.