Home / 167,415.61-251,159.79-55,107.24

Finding the Fourth Proportional to 167,415.61, 251,159.79 and 55,107.24

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Solution

The fourth proportional to 167,415.61, 251,159.79 and 55,107.24 is: 82,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,415.61 : 251,159.79 = 55,107.24 : x
  2. Step 2: Convert to fraction form
    167,415.61/251,159.79 = 55,107.24/x
  3. Step 3: Cross multiply
    167,415.61x = 251,159.79 × 55,107.24
  4. Step 4: Simplify right side
    167,415.61x = 13,840,721,780.70
  5. Step 5: Solve for x
    x = 13,840,721,780.70/167,415.61
  6. Step 6: Final answer
    x = 82,672.83

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1.5x scale

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.