Home / 104,631.70-156,947.55-34,507.30

Finding the Fourth Proportional to 104,631.70, 156,947.55 and 34,507.30

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Solution

The fourth proportional to 104,631.70, 156,947.55 and 34,507.30 is: 51,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,631.70 : 156,947.55 = 34,507.30 : x
  2. Step 2: Convert to fraction form
    104,631.70/156,947.55 = 34,507.30/x
  3. Step 3: Cross multiply
    104,631.70x = 156,947.55 × 34,507.30
  4. Step 4: Simplify right side
    104,631.70x = 5,415,836,192.12
  5. Step 5: Solve for x
    x = 5,415,836,192.12/104,631.70
  6. Step 6: Final answer
    x = 51,760.95

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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.