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Finding the Fourth Proportional to 58,677.31, 87,950.31 and 25,347.43

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Solution

The fourth proportional to 58,677.31, 87,950.31 and 25,347.43 is: 37,992.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,677.31 : 87,950.31 = 25,347.43 : x
  2. Step 2: Convert to fraction form
    58,677.31/87,950.31 = 25,347.43/x
  3. Step 3: Cross multiply
    58,677.31x = 87,950.31 × 25,347.43
  4. Step 4: Simplify right side
    58,677.31x = 2,229,314,341.09
  5. Step 5: Solve for x
    x = 2,229,314,341.09/58,677.31
  6. Step 6: Final answer
    x = 37,992.78

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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.