Home / 305,950.24-458,648.88-108,912.16

Finding the Fourth Proportional to 305,950.24, 458,648.88 and 108,912.16

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Solution

The fourth proportional to 305,950.24, 458,648.88 and 108,912.16 is: 163,269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,950.24 : 458,648.88 = 108,912.16 : x
  2. Step 2: Convert to fraction form
    305,950.24/458,648.88 = 108,912.16/x
  3. Step 3: Cross multiply
    305,950.24x = 458,648.88 × 108,912.16
  4. Step 4: Simplify right side
    305,950.24x = 49,952,440,202.38
  5. Step 5: Solve for x
    x = 49,952,440,202.38/305,950.24
  6. Step 6: Final answer
    x = 163,269.82

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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.