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Finding the Fourth Proportional to 164,993.58, 247,313.25 and 108,045.72

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Solution

The fourth proportional to 164,993.58, 247,313.25 and 108,045.72 is: 161,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,993.58 : 247,313.25 = 108,045.72 : x
  2. Step 2: Convert to fraction form
    164,993.58/247,313.25 = 108,045.72/x
  3. Step 3: Cross multiply
    164,993.58x = 247,313.25 × 108,045.72
  4. Step 4: Simplify right side
    164,993.58x = 26,721,138,161.79
  5. Step 5: Solve for x
    x = 26,721,138,161.79/164,993.58
  6. Step 6: Final answer
    x = 161,952.59

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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.