Home / 344,474.12-516,432.36-107,694.92

Finding the Fourth Proportional to 344,474.12, 516,432.36 and 107,694.92

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Solution

The fourth proportional to 344,474.12, 516,432.36 and 107,694.92 is: 161,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,474.12 : 516,432.36 = 107,694.92 : x
  2. Step 2: Convert to fraction form
    344,474.12/516,432.36 = 107,694.92/x
  3. Step 3: Cross multiply
    344,474.12x = 516,432.36 × 107,694.92
  4. Step 4: Simplify right side
    344,474.12x = 55,617,141,695.61
  5. Step 5: Solve for x
    x = 55,617,141,695.61/344,474.12
  6. Step 6: Final answer
    x = 161,455.21

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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.