Home / 48,160.98-72,234.18-13,103.37

Finding the Fourth Proportional to 48,160.98, 72,234.18 and 13,103.37

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Solution

The fourth proportional to 48,160.98, 72,234.18 and 13,103.37 is: 19,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,160.98 : 72,234.18 = 13,103.37 : x
  2. Step 2: Convert to fraction form
    48,160.98/72,234.18 = 13,103.37/x
  3. Step 3: Cross multiply
    48,160.98x = 72,234.18 × 13,103.37
  4. Step 4: Simplify right side
    48,160.98x = 946,511,187.19
  5. Step 5: Solve for x
    x = 946,511,187.19/48,160.98
  6. Step 6: Final answer
    x = 19,653.07

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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.