Home / 162,620.73-243,932.92-57,365.89

Finding the Fourth Proportional to 162,620.73, 243,932.92 and 57,365.89

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Solution

The fourth proportional to 162,620.73, 243,932.92 and 57,365.89 is: 86,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,620.73 : 243,932.92 = 57,365.89 : x
  2. Step 2: Convert to fraction form
    162,620.73/243,932.92 = 57,365.89/x
  3. Step 3: Cross multiply
    162,620.73x = 243,932.92 × 57,365.89
  4. Step 4: Simplify right side
    162,620.73x = 13,993,428,302.85
  5. Step 5: Solve for x
    x = 13,993,428,302.85/162,620.73
  6. Step 6: Final answer
    x = 86,049.47

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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.