Home / 87,755.08-131,646.39-37,849.36

Finding the Fourth Proportional to 87,755.08, 131,646.39 and 37,849.36

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Solution

The fourth proportional to 87,755.08, 131,646.39 and 37,849.36 is: 56,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,755.08 : 131,646.39 = 37,849.36 : x
  2. Step 2: Convert to fraction form
    87,755.08/131,646.39 = 37,849.36/x
  3. Step 3: Cross multiply
    87,755.08x = 131,646.39 × 37,849.36
  4. Step 4: Simplify right side
    87,755.08x = 4,982,731,607.81
  5. Step 5: Solve for x
    x = 4,982,731,607.81/87,755.08
  6. Step 6: Final answer
    x = 56,779.98

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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.