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Finding the Fourth Proportional to 167,764.94, 251,655.30 and 49,437.30

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Solution

The fourth proportional to 167,764.94, 251,655.30 and 49,437.30 is: 74,158.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,764.94 : 251,655.30 = 49,437.30 : x
  2. Step 2: Convert to fraction form
    167,764.94/251,655.30 = 49,437.30/x
  3. Step 3: Cross multiply
    167,764.94x = 251,655.30 × 49,437.30
  4. Step 4: Simplify right side
    167,764.94x = 12,441,158,562.69
  5. Step 5: Solve for x
    x = 12,441,158,562.69/167,764.94
  6. Step 6: Final answer
    x = 74,158.28

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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.