Home / 52,537.31-78,700.68-49,777.73

Finding the Fourth Proportional to 52,537.31, 78,700.68 and 49,777.73

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Solution

The fourth proportional to 52,537.31, 78,700.68 and 49,777.73 is: 74,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,537.31 : 78,700.68 = 49,777.73 : x
  2. Step 2: Convert to fraction form
    52,537.31/78,700.68 = 49,777.73/x
  3. Step 3: Cross multiply
    52,537.31x = 78,700.68 × 49,777.73
  4. Step 4: Simplify right side
    52,537.31x = 3,917,541,127.55
  5. Step 5: Solve for x
    x = 3,917,541,127.55/52,537.31
  6. Step 6: Final answer
    x = 74,566.84

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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.