Home / 68,849.95-103,143.30-46,553.89

Finding the Fourth Proportional to 68,849.95, 103,143.30 and 46,553.89

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Solution

The fourth proportional to 68,849.95, 103,143.30 and 46,553.89 is: 69,741.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,849.95 : 103,143.30 = 46,553.89 : x
  2. Step 2: Convert to fraction form
    68,849.95/103,143.30 = 46,553.89/x
  3. Step 3: Cross multiply
    68,849.95x = 103,143.30 × 46,553.89
  4. Step 4: Simplify right side
    68,849.95x = 4,801,721,842.44
  5. Step 5: Solve for x
    x = 4,801,721,842.44/68,849.95
  6. Step 6: Final answer
    x = 69,741.83

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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.